Vise screw thread.
Oct 7, 2016 · TECHNICAL SPECS: 1.
Vise screw thread Grind a HSS toolbit as a roughing tool, kind of like a parting tool, only the blade of it is ground to the helix angle of the vise screw threads 5. It seems to do a good job of smoothing the passing of a screw. Here is a picture with the screw bottomed. Inside of the vise between the center ways. Hand ground HSS cutter with proper relief/clearance, and used a follower rest. Mar 3, 2021 · I would like my front vise to be a twin screw vise because of being able to work on the edge of boards. 99. Spin off the outside collar. The total vise screw length is approximately 23" to 24", with a hub size of 4" diameter x 4-3/4" long. Mar 23, 2013 · To clean out the female threads in the box I bend the tip of a bit of 10mm (3/8") bar at right angles and grind the bit to a chisel/scraper to fit the thread groove then rotate it in and out as a thread follower. Sep 18, 2012 · I own 3 vises made this way I would be surprised if they were within . The material and design of the screw also affect how much clamping pressure a vise can exert before failure. 33 Dec 28, 2024 · This kit includes two hard maple wood vise screws with a double start thread, providing a 1-turn per inch vise screw movement (1TPI). The flange and threaded nut and built for durability with a black powder coat finish. Another common issue is a sticky or difficult to operate vise screw. The flange and threaded nut are built for durability and made from high strength cast iron with a black powder coat finish. The brand Acme is known for its high-quality tools that are built May 15, 2014 · vise screw with acme thread vise screw with acme thread / Loading Renderings. This vise screw will allow you to build a custom workbench vise. 99 cm) x 18. If you don't have any spotting blue you can also use a sharpie marker. If the nut is tilted up the screw will hit the edge of the hole and grind away the screw. Jun 27, 2020 · I've never used wax, as all the threads I've ever encountered like this were pre-greased. Get the best deals on Vise Screws when you shop the largest online selection at eBay. jpg. A good lathe operator can machine a new nut for you. Start by removing any debris or built-up sawdust from the screw threads using a brush or compressed air. The crowfoot (my choice of term since it looks like a crowfoot wrench) looks somewhat like a shifter fork in a geared transmission. Radiused Hub and Flange The mating surfaces of the flange and hub are machined to a 5” radius. I have 2 in my shop i have just finished. Mar 31, 2016 · I made a replacement square thread screw for a Prentiss vise. The threaded guide is mortised into the vise shoulder, while the end guide attaches to the vise jaw. That said, if you are not abusive to the 1-1/2" screw you should have a good amount of clamping force available. 5. A twin screw vise is one way of countering racking. . It's probably best to get the screw spacing spot on so that with a bit of luck no tensioning screws are needed. 0 out of 5 stars Acme threads. Jun 4, 2007 · I use molybdenum disulphide grease (the stuff that smells bad, like suphur) for the screw and the spherical washers. jpg From the back side. Then back off and remove the collar nut on the jaw screw. I also want a non-racking vise. Quick view . These lead screws are usually made Mar 4, 2017 · Vices have two parallel jaws, one fixed and the other movable, threaded in and out by a screw and lever. 33" (. I used a 1-1/2 threadbox and tap from Woodworker. 4 mm). Dia screw provides smooth operation for easy opening and closing. A much better design has the screw is below and inside the guide bar so no junk falls onto it. Axminster Professional Quick Release Vice Guide - 310mm Mar 28, 2017 · 1. 0″ Black, Quick Release Workbench Industrial Vise Clamp is an essential tool for anyone looking to enhance their workbench capabilities. This is a common thread size for screws and can be found at most hardware stores. May 18, 2019 · The active ingredient is PTFE (Teflon). Crafted from high-grade cast steel, this vise clamp is designed for durability and precision. You just have to have the balance of the screw run free out the back of the vise. Its like the screw was welded into the slide. Mounting Screw Thread Size. If you want a 1. Sold individually. Oct 10, 2009 · I broke a cast iron bench vise a couple days ago. 32. The metal in the cutter is not very good and the brass cutter holder is even worse. The jaw nut and screw slides out the opposite end. 00 w/ shipping. Main screw is made from machined steel with a rolled 2-start acme thread for wear-resistance and smooth operation. hope this helps, When choosing a Yost screw, consider factors such as its length, diameter, and thread pitch to ensure it meets the requirements of your vise design. Leg vises are usually more than double this, around 9". I found the inboard handle always in the way, and decided to remove the roll pin holding the head on the vise screw, and removed the handle and cast handle head. Moly grease is good under extreme pressure. It all works pretty well. 8 x 0. The Lake Erie Toolworks wood vise kit is simply the best. Jun 7, 2024 · Buy Improved Moxon Twin Screw Vise Hardware Kit - Twin-Screw Work-Holding Fixture for Joinery, Shaping, and Carving - Includes 10” Threaded Rods, Nuts, Washers, Cast Knobs, and Steel Bushings: Bench Vises - Amazon. Sep 14, 2021 · Taytools Improved Moxon Twin Screw Vise Hardware Kit - Twin-Screw Work-Holding 4. If I were trying, it would be an incremental swaging operation possibly from a twisted square to get an approximate thread pitch match then use the dies to forge the correct spacing and depth. The larger screw means beefier threads and more bearing surface resulting in more clamping force available or less likely to fail. In both the jaws, the tool steel plate is attached with a plate screw, which has dents. The flanks are fine, but the crests have very tiny grooves in them. Jan 1, 2025 · Hi guys. Was pretty easy. 1811" Thread Mar 1, 2021 · In this video, we dive into how to make a wooden screw for leg vises, wooden clamps, tail vises, Nicholson vises, Moxon vises, hand screw clamps and more. Turn the screw into the nut and the blade scrapes out threads. It has a 1. To ensure compatibility, please select components that have the same thread direction, thread size, and number of thread starts. I. Acme thread : This thread is a modification of the square thread. Strong and secure workholding powered by a hard maple wooden vise for your workbench vise kit. Remove the screw support from the vise body. Then, apply a small amount of lubricant such as grease or oil to ensure smooth operation. I've experimented with various lubes, greases, and oils over time, and I've found that lighter oils are the best. 3 Mechanics Vise (T3C) Choose from our selection of screw vises in a wide range of styles and sizes. Where it binds you will see the marker rubbed Jan 8, 2025 · Wood screw vises are very strong, useful, and an absolute pleasure to use. One with manual lathes . The 18" capacity of the vise is perfect for a wide range of projects, and the 3 TPI Acme Threads provide a secure grip for your workpiece. However, I'm not a fan of the moxon style because it's a bit too manual for me. 26 cm), Thread type: Acme. A useful touch is to turn in a slight radius cut in the centre of the handle length, and drill the vise screw for a spring and small ball bearing, with a little set Mar 5, 2003 · I have original vise, but, screw is bent and threads on end stripped off. 0625=3) Designation Examples of Acme Threads I'm putting together a metalworker's vise, and I have the option of going with whichever combination of nuts and all-thread rod I want. 1/4 Apr 10, 2018 · One of the most interesting things about screw boxes on these vises is they use square threads vs acme. I have done all the above and absolutely no movement whatsoever! The screw looks to be in good condition as does the nut. Many old cast screw jacks used square threads since Oct 30, 2007 · I dunno what the thread is. The spindle is fitted opposite to the movable jaw, which is fixed with the help of a pin and a spring. Built from high strength steel and cast iron, this woodworking screw is durable. The large, removable cast-iron swivels make installation a breeze, and the threaded bushings fit easily into a one-inch hole. Workpiece Positioning Mount the workpiece as low as possible vertically to avoid damaging the vise (see Figure 1 and Figure 2). Oct 30, 2005 · if its a bullet vise with the fully enclosed screw sometimes dried up grease can jam it, but you should be able to open it with the screw. They are highly versatile and can be used to stabilize wide and narrow boards while joinery, shaping, or carving operations are performed. Jan 22, 2014 · Use to replace worn parts on a Mechanics vise. When choosing a Yost screw, consider factors such as its length, diameter, and thread pitch to ensure it meets the requirements of your vise design. 18" D (2. STL He purchased a 1910 Monarch lathe, and made his own tooling to produce wood vise screws. Dec 27, 2011 · a. Screw Diameter: 30mm = 1. › See more product details Aug 12, 2004 · OTC's Grip Wrench Adapters feature durable metal construction and a corrosion resistant coating. If I ever get or build one of those wood-thread vises I'll use some sort of wax. Then I fabricated a new screw box from several pieces of heavy pipe and made new threads for the box by wrapping keystock around the threaded rod and then inserting these threads into the new box. Mounting screws included. screw with single-lead Acme threads. When that happens the vise slips. Cast Iron Body Construction Solid Steel Main Screw Screw Diameter: 30mm = 1. Being a cheapskate, I like this thread. P. The original product uses a high-strength Grade 8 V-thread threaded rod (150 000 psi), at a 1" diameter, with 8 TPI, which yields a very fine, but very powerful vise. 020 along the whole thread. One works pretty good and one does not. I made a screw mate on that shaft and one of the vise jaws as well as a mate from a retaining ring to a stationary face to keep the screw from moving in and out. There are ways to counter this and in my experience there are ways to use it at an advantage. Finding a cost effective and easy to install twin screw vise can be a challenge. Calculate the helix angle of the vise screw threads, taking into account whether it is a left hand or right hand thread. Feb 12, 2019 · Well, I went the route of buying an acme nut and screw from McMaster Carr. I used new 1 1/4” Acme thread and 2 Acme nuts to build a new screw assembly. The only thing I suggest is following the design considerations and using 4/4 wood instead of 8/4 as I did. Aug 25, 2024 · 1) Mount the vise so that you can reach the back side of a part held in the vise with a 1/2" end mill (inside face of the back jaw needs to be in front of the front edge of the 1/2" end mill). 7. Jul 28, 2008 · The face vise is twin screw and the theory is that if you eventually wore out the vise threads or they became damaged, you could simply remove the nut and replace it. Vise Screw is milled from a solid billet of hard maple, no glue joints! Dec 28, 2014 · The thread pitch of the all-thread is too fine and requires too many revolutions to get any linear travel, not to mention it was kind of a bang up job. For example, 1/4– 0. 7 inches. Richard Starr, a woodworking teacher and writer in Vermont, has long been fascinated by wooden threads. › See more product details These feature rolled threads, cast-iron bodies, and precise double guides. 1875L-ACMEdenotes a 0. 8. 1 1/8" dia. BEST USE: Ideal for creating your own wood vise. Making a new nut in the lathe is going to require a custom ground thread cutting tool. Oct 7, 2016 · TECHNICAL SPECS: 1. I just thought the wood screw idea seemed kind of cool looking. Jul 29, 2021 · Because he tagged "vise equipment" I'm guessing he hopes to make a wooden screw vise without throwing lots of money at thread cutting equipment which won't get used v often. Our regular wood vise screw has a single start thread (which means 1 thread per inch) that provides a 2 turns per inch vise screw movement (2TPI) – therefore, you would turn the handle two complete revolutions and the screw will advance or retract 1″ (25mm). They were very heavily constructed and the screw pitch is similar to a leg vise pitch. May 29, 2017 · My own leg vice suffered the same fate. [APPLICATION]: This heavy duty vise screw can help you build a custom workbench vise. 1875/0. But for now I'm stuck with metal-on-metal screws. With the jig,you can also generate the internal threads to make your own wooden thread box to cut the male threads with. Remove the hard jaws. Oct 27, 2008 · Re: Screw Threads A simple test you can perform to check out the screw thread is to put a little spotting blue on the threaded shaft and run it up to where it binds. 00 German large size tap and die set. I am trying to figure out how best to use it to make a vise on the end of the 6’ x 22” top I am making. 99 $ 58. The other vise was 2 1/2 threads per inch and it has a broken box I could not measure the travel of the jaw. Buttress Thread: Jun 28, 2012 · Vintage, quality vises didn't used hardened screws (they still don't), and they generally didn't use Acme threads, or modified Acme threads. Add to cart-Remove. Jan 19, 2021 · I see little advantage to the z-profile over a profile where the side the screw goes through is level with the part that is pushing down on the vise. Vise Kits for Leg Vises, Tail Vises, Twin Screw Vises and Face Vises. I would say don't bother with tap & die for metal. Furthermore, be sure to select high-quality screws and fasteners that will securely hold all components of the vise together. patreon. I think they're called light duty vices. I have an “old style” LV tail vise/screw. Most include a geared arrangement so the cutter is advanced as the screw is turned. In practice, the hand wheel stays fixed to the screw, and the screw turns withe the wheel. Second, at 2-3 tpi, the wooden screws should advance really fast compared to the metal ones. Part #: 09-0569. A couple of things are apparent with this vise kit. I could straighten up and weld end up and remachine, but don't know kind of steel, and warp possibly make it worse. The Irwin Vise-Grip screw for the 5/6 model measures 1. Clean, stone as necessary, and lube. Mar 27, 2011 · In theory it seems like the Beal setup would turn out better results since you are using a power tool (router bit) to carve the threads in the screw. Yost Vises Y18SS Vise Screw | 18 Inch DIY Vise Tool | Solid Steel Main Screw with a Cast Iron Body Construction, Blue Metallic Heavy Duty Workbench Vise Screw Aug 16, 2019 · The view from the front side. 9 x 0. Buttress threads are as efficient as a square thread in the direction which they are designed to apply load while being easier to manufacture. The pliers do not have a jam nut to lock the adjustment, but I suppose one could add one. This vise screw is for the L-shaped shoulder vise used on Scandinavian-style benches. We make forming dies that are basically square thread form nuts in a variety of sizes--it's all lathe worth and a pain in the keester, taking LOTS of passes. I've looked at Thread chasing and a few jigs, but the have a few problems: The thread chasing appears to only be for small length high TPI threads Jun 22, 2008 · Pony heavy-duty press screws are ideal for making veneering frames and are especially useful for deep-reach surface clamping. If you already have the one screw you might be able to use a press to make a set of dies from it that you can then use to make a copy. Jan 8, 2017 · Dan, I made the wood screws on my Moxon vise. If you cut the screw portion of the female receiver off you will have approximately the same amount of screw threads that are in a typical leg vise box. The screw is made of high-quality materials that ensure durability and longevity. Jus Aug 30, 2022 · Without threaded wood or metal screws, the modern woodworking vise wouldn’t exist. The lead screw is precision machined to allow smooth operation when opening and closing. 1 inch diameter. It allows workpieces to be secured vertically or horizontally for hand or machine tool operations. Aug 30, 2013 · This heavy duty vise screw will allow you to build a custom workbench vise. I have 3-6" vises two measured at 2 Threads per inch this resulted in approximately 5/16 of travel for a half turn of the screw. Of course this hides the screw and means it has to be unscrewed all the way to inspect,clean and lube it. Bed of vise (top of “rails”) c. If the screw is larger, there is no real concern - to a point. Included with the vise was a thin plate that apparently you slide in a track to cover the screw when machining. The first person to make a screw probably did it by hand the way the Eskimos did. If you have too large a thread pitch, the piece you thread into needs to be sufficiently thick that the threads have something to bite into. The screw thread size for Moxon vises varies depending on the specific Dec 23, 2011 · Dieter Schmid in Germany sells a 28mm (1 1/8") diameter steel acme thread screw for leg and shoulder vises. 5" tap and die. Dec 22, 2020 · The movable jaw is fixed with it. The flange and threaded nut and built for durability and made from high strength cast iron with a black powder coat finish. I found the action of the stock vise quite frustrating. Square threads are more difficult to machine and tend to drift around in their bores. 10. The spring clip was removed to take the picture. The screw thread in these vises is quite short, threads into an adjustable nut and provides discontinuous jaw move-ment of only half an inch or so per setting. It was one of my smaller vises. The screw shouldn't bind unless it's horribly misalligned. 5 x 12. Nov 22, 2024 · The MYTEC Drill Press Vise, 3. 1 0-3 I have a Kurt D50 vise screw and sliding nut that someone has asked me to separate. The pitch is too slow for the action I want in a woodworking vise. The bench screw is well machined and turns easily. Multiple thread channels (also known as thread starts) create faster linear travel than lead screws with a single thread start. The diameter of the screw thread is 5/16 Sep 9, 2024 · Moxon vise screw thread. The size is indicated by the width of the jaw. Combined front and tail vice made in Sweden - easy to fit! Bore in T-piece for handles is not the same for all products. The 2 1/2″ diameter, 2 threads per inch screw is made of hard maple ( Acer saccharum), riven out of the log to ensure straight grain, and vacuum kiln dried. Aug 31, 2024 · When it comes to the screw thread patterns and adjusting screw sizes, there are a few variations to be aware of. com. I've drawn my own lead screw "knob" modeled after the old Athol/Starret bench vises and my idea is to weld a piece of 3/4-6 ACME threaded rod on the knob. 6. The project at the top of the list (first picture) requires plans for fixtures to make threads on a large threaded cover for a canister, and for the threads in the box itself. I combined this with two one inch dowels, a couple of pieces of maple and a 'custom made 3/8 plywood faceplate ( so the outside jaw move with the handle when you open the vise) and I have a perfectly functioning vise at a bargain price! HFS (R) Heavy Duty Workbench Vise Screw with 3 TPI Acme Threads 17 Inch Capacity Fetcoi Woodworking Bench Vise - Hard Wood Vise for Workbench with 4 Bench Dogs and 2 Clips, Wood Bench Vises Kit Workbench Top Whittling Vise Woodworking Tools Work Benches for Garage Studios Feb 21, 2018 · I would recommend buying the vise screw only because they offer a larger diameter screw. This twin screw vise kit comes with all the hardware for a functional t Nov 30, 2022 · This is a nice setup. My lathe doesn't do 4-1/2 tpi, and it would be expensive and some work to convert to Acme threads. Cadged some used skateboard wheels and bearings from my local skate shop (they refused to charge me anything) and built some brackets as described in Jameel Abraham's blog. Clean and oil the threads on the nut and the screw. Sq threads have a higher work load with less inherit binding vs acme or any other thread. Thread Mills Pipe Taps Drill Tap Kits Toolmaker's Vise, Screw Guide, 50mm Jaw Width, 63mm Opening. I turned the threads off, and welded additional metal on the screw shaft, and turned new a new 7 TPI stub ACME thread on the end. Keep clamping loads centered horizontally in the vise. Female end of adapter threads onto a slide hammer with 5/8-18 threads. He makes 46 mm diam wooden screws and moxon vise kits. Keep advancing the blade until the threads are cut full depth. Dec 18, 2019 · I think it is the vise design. Vise screws did not need to be too precise and old vises usually have a fair amount of slop or free play between the threads on the vise screw & the nut. I thought it was a great deal. It would be best to make the new Nov 30, 2024 · Find an oil field machine shop . Kind of a pain I thought. In stock and ready to ship. FREE delivery Jan 28 - 31 . I bend the other end in the opposite direction to form a handle and an indicator of the the direction of cutter tool. Stillit seems like one might just be better off by going with a $36 metal end vise screw from LV and being done with it. Dec 1, 2006 · I bought this to help make a DIY woodworking vise - great decision. com FREE DELIVERY possible on eligible purchases Feb 5, 2020 · Moxon Vises are double-screw work-holding fixtures that have been in use in furniture shops for some 400 years. Provides for all your woodworking vise and woodworking vice needs. This can be due to the end bracket, washer and pin at the back end of the bars and screw not being held in place correctly. 25″ ACME thread with 3 starts. Cold-straightening the bent screw should be OK, possibly a spot of localize heating with a small brazing tip Our regular wood vise screw has a single start thread that provides a 2 turns per inch vise screw movement (2TPI) - therefore, you would turn the handle two complete revolutions and the screw will advance or retract 1" (25. Jun 27, 2011 · Slit the screw and put the blade in the screw with the teeth barely out. I had to bore out the drizzly cast piece that the screw goes through and that the vise jaw screws to. JPG. I bought a tail vise screw for $40 from LV when they were running a free shipping special. Corrosion-Resistant Ball Screws and Nuts Also known as single-start ball screws and nuts, these have a single thread that runs the length of the screw. Here he examines their history and how they’re made. end to end length - has about 11" screw thread travel length Choose from our selection of vise replacement parts, including bench vise jaws, magnetic-mount bench vise jaw liners, and more. Attempt to straighten the vise screw in a shop press. There is no way to compensate for wear in a square thread unlike Acme threads. It's NOT a 60 degree thread, it's not square, resembles an acme. Jun 30, 2017 · There is a guy on ebay from the Russian Federation (seller: 1962geos). 63 x 12. If the application requires additional clamping force, consider using a larger vise. Full width at once, or use narrower tool tip, then move compound set at 90 To bring thread to proper width. Unscrew the jaw screw from its nut. Choose from our selection of vise bolts, including over 59,100 products in a wide range of styles and sizes. I bought this kit to replace the veneer press screw vise I built (bad screw handle) and it has done the job. Turning a Vise Screw on the Metal Lathe - Part 2: Cutting Stub Acme ThreadsSupport VintageMachinery. Of course this can't compare, speedwise, with a 2. benchViseB. Anyway it seems a trapezoid thread. Apr 3, 2018 · A single screw vise made of wood for wood will rack. Jul 11, 2016 · 3. I bought one that was rusted solid once, soaked it in evaporust and put opposed wedges between the jaws and used a press. Jul 12, 2004 · Turn the vise over and remove the socket head screws holding the fixed jaw, remove the jaws and key. Woodworkers vises used either square or acme threads, with some, particularly the Oliver, Emmert, and Yost 'patternmakers' vises, being acme double-lead for faster excess force damages thrust bearings, screw threads, and other sliding components. The octagonal hub is a separate piece Jan 6, 2009 · A buddy of mine has a post vise with a worn screw, and i was going to make a replacement via turning and milling the parts. First, I'm dying to build the tap and Beall type router jig to make the screws and nuts about 3" in diameter. Found in hand-powered clamps, vises, grates, doors, and work tables, lead screws and nuts have broad, square threads that are well suited for quick assembly, high clamping forces, and lifting and lowering heavy objects. THe threads are usually a pretty loose fit in most bench vices. The problem is that when trying to tighten the vise, the screw thread disengages from the part that is supposed to hold it tight (the part I'm holding in my hand in the pic). $58. Our regular wood vise screw has a single start thread that provides a 2 turns per inch vise screw movement (2TPI) - therefore, you would turn the handle two complete revolutions and the screw will advance or retract 1" (25. 2 ways to cut thread. 46mm = 0. Was wondering what to make a new one out of- 4140 and harden, or, 0-1. We have a shoulder vise on a bench in our shop and it's jaw does drop a bit, it's the nature of the design. I tried it. Nov 17, 2022 · Take a look at woodsmithplans. The thin glue easily spread around the threads without any clogging of the thread “valleys”. The fused steel handle is made to bend before the vise can be overstressed. Last week the screw broke in half, it could have been partially fractured for decades, who knows? It's an old square cut thread, 7/8 inch diameter, 4-1/2 tpi. 6-3 2. 1811" Thread type: Acme; itch: 8. Jan 10, 2013 · A friend of mine, who has a lathe, turned two blanks for me to thread for a Moxon vice I was making. The first cuts half the thread depth. The screw is hanging on the hole - and it shouldn't! It's very hard to prevent which cog on is in. You're now down to individial parts. 1-1/4" x 4 TPI (turns per inch) steel Acme threads; Heavy duty cast iron tee, flange, nut and connector plate; Three different vise size length options: 16" - approx. Gives the flexibility of choosing the jaw width that you want you use for your DIY vise. It has an included angle of 29° Acme threads are used in lathe lead screws and brass valves etc. For instance, the Irwin Vise-Grip Adjuster screw size for the 8 model is 5/16 NC thread, while the 10 model uses 7/16 NC thread. I bought a 1" screw which was bigger than needed. I used the Yost vise vise screw and the nut that comes with it I mortised partially into the leg on the backside. User satisfaction in use is highly dependant on how quickly, easily and positively the nut can be moved from one position to another. I made the thread longer and welded the nut to a steel plate and a steel tube as the screw block. Metric Ultra-Precision Lead Screws and Nuts Also known as single-start and self-locking lead screws and nuts, these have a single thread that runs the length of the screw. Apr 27, 2024 · Heavy Duty Clamps & Vises, Heavy Duty Bench Vises, 6 Inch Bench Vises, 3 in Size Clamps & Vises, Unbranded 3 in Clamps & Vises, Screw Thread Lighting Parts, Bench Vises, Gazebos & Pergolas Heavy Duty, Heavy Duty Garden Tarps, Heavy Duty Door Hinges This vise screw is the perfect tool if you like making your own customized bench vise. I just bought this 18 inch screw off Amazon for a Roubo bench I'm building. 5" wood screw, but wood hardware can give you trouble in the humid summer and dry winter. A dual-screw Moxon Vise is an incredibly versatile workbench accessory that is simple to build with the right hardware. 8/4 was too heavy for the screws and the vise wouldn't close square without help Well worth the price! Jan 24, 2014 · Then, drill through the side to insert a pin. His first product, a leg vise screw and nut, is shown below. The other part of the story is that this post vise is a newer version, and the screw has a much finer thread count than the old post vises. So far it works really well. 9” (48 cm) Long Solid Steel Bench Screw, Pitch: 0. If I wanted a one-off screw for a vise, I'd just buy it. Feb 28, 2018 · I need some kind of vise on the mobile bench, so I can work on the remaining projects. Most leg vises have the screw exposed right under the opening of the jaws- not a very good Axminster Professional Plain Screw Vice Guide - 550mm (61) From £99. Oil the quick release mechanism, the bars and the screw thread. end to end length - has about 8" screw thread travel length; 19" - approx. I know this because I have a Gerardi vise for my machine as well, only it's a bit smaller, and the thread is the same. It does use an ACME threaded rod to translate the thread pitch. com/vintagemachineryMa On page 127 there's a picture of a wooden vise screw that's identified as being two inches in diameter. com, but I cannot recommend that thread box. The screw is about half way thru the sliding nut and will not move an iota. Large thread boxes are wise to have 2 cutters opposite each other. My nephew gave me an old Kurt D60 vise. A mock up is as above probably a good idea for this, as very small variations in vise screw positioning will make a big difference to chain slack. Iron face vises provide around 4" of workable depth from the top of the bench to the screw and guide rods. It is because of these dents that the grip of the job is very strong. Where the guide meets the moving jaw cracked. Neither the chop or backer board have been trimmed, shaped, or cleaned up, just the vise screw and crisscross have been installed. 4. The first is it is a much easier install/build than my usual wood screw and parallel guide. For those customers looking to build their own workbench vise, this screw is the perfect option. Feb 4, 2008 · This vise had the open back screw box. 1 0-2 4. 10", 3TPI, and definitely square threads. 7 1/4" clamping capacity (less wooden shoulder thickness), 13" overall. The new threads fit perfect but now I'm wondering Mar 25, 2013 · +1 on the leg vise. It can also allow for a good grip on a wide board when dovetailing or jointing. What is something that would be easy to cut a square thread into,5/8" X 8 T. May 15th, 2014 vise screw 01. So far I used it on wooden screws in a leg vise and Moxon vise, and the steel screw of the end vise. Aug 13, 2013 · These types of jacks used high quality steel for the screw and cast iron for the female receiver. With the solid steel main screw, you'll have a wide range of jaw openings and cast iron body construction that adds durability to your DIY vise. Now, when I try and mate the other jaw to the same screw with reversed thread rotation, it makes the entire assembly overdefined. 2) The screws keep swarf & dirt out of the holes, which are used to relocate the jaw plates to the outside of the body, increasing the size of the May 23, 2016 · Acme threads are easier to machine and are centralizing meaning as load is applied axially the screw tends to center in the bore. Free shipping on many 6" Top Screw Bench Chain Vise for Plastic Pipe 2 Threads per inch (double start thread) Vise movement: 2 Turns per inch (2TPI) 1 Turn per inch (1TPI) Recommended minimum leg width for installation: 4-1/2" Wide (102mm) but wider is always better: 5" Wide (115mm) but wider is always better: Suggested vise style applications: Leg vise, Face vise, Twin screw vise, Tail vise: Leg vise, Face vise Feb 7, 2011 · This old vise screw's been floating around the shop for awhile. I took a chisel and finished breaking it in half, beveled the pieces with a grinder, then welded it back together. Aug 16, 2016 · Square thread form as others have said. I have probably repaired at least 10 more vises for folks with "junk" vises due to ruined or lost screws and boxes on their vises. When the jaw plate is damaged it can be replaced. Without the two guide rods of the iron vise, workpieces can be held right up against the screw, virtually eliminating racking and providing a better overall grip. 275FF27B-23E6-464C-9690-00D62F785A8D. A 1" diameter screw is most likely fine. These 2" diameter screw vises can easily work in a bench that is only 3 inches thick in the area where the screw will be. That is only cut out the part that grabs the vise and leave the rest square--unless you are fighting some kind of clearance issue. They used square threads, but often weren't standard threads at all. One thing I noticed was the threads on the leadscrew were exposed. Careful machining of the 1 in. Jan 7, 2020 · Buttress threads also typically have a higher number of threads per inch which allows increased linear screw motion per turn of the screw similarly to an ACME and Square thread. May 6, 2022 · The adjusting screw on larger size Vice-Grip pliers (model 10R, for instance) has a 7/16-14 UNC thread. Includes main screw, handle, nut, pin, spring, and washer. I took a few pics along the way. IRWIN Tools Record Replacement Main screw for No. It's nothing special and looks like it could have come off of any number of machine shop bench vises from the turn of the century, but has somewhat of an odd thread at a 1" OD, 3 1/2 TPI Acme. The crowfoot was located between the "ball" at the end of the vise screw and the body of the moveable jaw. Check that the bars aren’t getting stuck or out of parallel. It's a proprietary chinese vise screw thread. May 11, 2021 · I've been trying to wrap my head around how to turn a wooden vise screw on the lathe (around 3 to 6 TPI) . Moxon vises are double-screw work-holding fixtures that have been used in furniture shops for centuries. Lower the jaw on to the bed so that the under side of the jaw makes contact with the nut and snap the jaw Jul 4, 2008 · I recently purchased a new Kurt d688 vise off of Ebay I paid $385. 11/16-inch diameter, cold-drawn steel screws with special, smoothly cut acme threads provide a tight hold. The Classic uses the same double-lead acme screw as our Glide Leg Vise and moves as fast as typical wooden vise screws, ½” of travel per turn. I have purchased ~12" (336 mm) moxon kit, and he also made a pair of 18" screws for me as well with all additional hardware needed. Folder. (0. On the other vise, I used a piece of threaded rod from an old house jack for the screw. Aug 13, 2013 · I originally posted this thread about 6 years ago to try and help folks who were having trouble finding complete/workable leg vises. Taps are really hard to find and expensive so you are looking at big bucks if you need a nut--and probably best to thread it on a lathe. It is possible to add a slide hammer attachment to a Vise-Grip. 0625P – 0. Oct 26, 2021 · The vise lead screw transmits the rotational movement of the vise handle into the linear movement of the movable vise jaw. Nut and Screw assembly (clean exposed threads on the screw) b. Regards from Perth Derek Apr 6, 2005 · The generality of American made machinists' bench vises all used a square thread, with the exception being the Athol make, later branded Starrett-Athol, which used a buttress thread. Aug 20, 2012 · 1. A sq thread only keeps the faces in line vs a taper of a thread which becomes tighter the more friction is applied. The screw thread pattern for the Irwin Vise Grip adjuster seems to be #10-32 UNF, according to some sources. Its quick-release mechanism ensures ease of use, making it a reliable addition to Oct 11, 2020 · I went similar to @pop-pop but with different materials. It dries clear and does not get greasy or attract sawdust. Thus, the lead equals the pitch. For use with grip wrenches using a single-lead thread adjusting screw. Mar 17, 2019 · Diesella is a well known European company in Sweden. For this reason tap and die sets for woodworking applications tend to have not only few threads per inch but also be a deeper cut thread. Not long ago I was asked to make a new screw for a Parker 975 vise. Number of Starts: By default, all threads have a single start. 9. Essentially the same construction as a shoulder-vise screw but without an end guide, this tail-vise screw has a clamping capacity of 17" less thickness of wooden jaws (not included), and is 21 1/4" overall. Yost Vises Y18SS Vise Screw | 18 Inch DIY Vise Tool | Solid Steel Main Screw with a Cast Iron Body Construction, Blue Metallic Heavy Duty Workbench Vise Screw Yost 480-SNK Replacement Screw and Nut Kit for Bench Vise Model 480. Feb 4, 2009 · Some of the machinist vises used a "crowfoot" to retain the vise screw in the movable jaw. The screw was something like 1. The threads look a little odd to me. Mar 29, 2013 · Main screw is made from machined steel with a rolled 2-start acme thread for wear-resistance and smooth operation. org on Patreon:https://www. Sep 27, 2024 · <p>This Workbench Leg Vise Screw with 3 TPI Acme Threads 18" Capacity is a must-have for any DIY enthusiast. The length of the screw determines how wide the jaws of the vise can be opened. Male end threads into a 7/16-14 pulling adapter. The best thing you can do for your leg vise is build a heavy sheet metal guard for the screw. 5 inches, while the 10 model measures 3. A twin screw vise is a great addition to any traditional workbench. If the threads were made directly into the face of the bench you would be, pardon the pun "screwed" Oct 28, 2015 · However, for a smaller vise like your Moxon vise, this is overkill. There are many variations on doing it by machine. This vise screw is the perfect tool if you like making your own customized bench vise. Using a pin or screw, reach in to the inside collar and spin it off, exposing the bearings. Using a caliper to take the dimensions off the photo, the threading is 4 TPI. Begin removing the two-piece retaining nut by removing the four SHCS. With the jaws closed all the way, there is no room for a jam nut on the screw. I don't know about the licensing situation but the vise is functionally identical to a Gerardi, and it has the same thread. That leads me to thinking that there are only really three choices on the market: - Veritas Twin Screw - Twin Turbo - Hovarter Jan 3, 2012 · I'd do wood for several reasons. jpg Looking for suggestions. 5" screw, then yes you have to have a 1. Oct 28, 2009 · I bought two identical looking used quick release bench vises from a local woodworking supply store. April 6th, 2016 vise screw. Tip the jaw so the front of the jaw (the side with the jaw plate) is on the vise bed. That is more convenient and cost effective than the traditional 2 1/2" diameter screw vises that typically require 3 1/2" bench thickness or more. The drop doesn't seem to affect its use however. Aug 31, 2024 · The screw size of a vice grip tool depends on the model. Enter canister in the search box. When I tore it down I found that the ACME threads on the screw were shot. For a multiple-start thread, the lead is also indicated by the letter L. Oct 29, 2020 · When I bought another machinists vise I noticed many of them have a design problem. Dec 1, 2006 · Fetcoi Woodworking Bench Vise - Hard Wood Vise for Workbench with 4 Bench Dogs and 2 Clips, Wood Bench Vises Kit Workbench Top Whittling Vise Woodworking Tools Work Benches for Garage Studios HFS (R) Heavy Duty Workbench Vise Screw with 3 TPI Acme Threads 17 Inch Capacity Dec 6, 2010 · I've got this big Parker chipping vise from the early 1900's that I'm quite fond of. 8-3 2. Nov 10, 2023 · I've had my Veritas Twin Screw since 2009, and have it installed in the face-vise position (on the left side) instead of the end. Multiple thread channels (also known as thread starts) create faster linear travel than ball screws with a single thread start. The type with the slide (guide?) below the clamping screw. Reviewed in the United States on August 3, 2023. Workshop updates, new products and other announcements - straight to your inbox. 98 £83. A friend of mine made a new screw and nut for a post vise that has been in our farm shop since it was set in cement 60 years ago. It may still be an option if everything else fails. Turned down the end of the acme screw to be the same as the old screw. 83 cm), Threads / 3" (7. I welded in some dogs to engage with the vice frame. After I threaded the blanks, he suggested I apply a coat or two of “thin CA glue”, that turners commonly use, to harden the threads. In reality, with no access to a machine shop, I'll end up buying Jameel's kit at $149. Holding Screw Thread Size. Unthread the nut from the screw. May 3, 2024 · This vise screw will allow you to build a custom workbench vise. Apr 11, 2011 · Making the internal threading jig eliminates the need to buy a $1500. In many cases, this can be resolved by simply cleaning and lubricating the screw. Jan 23, 2014 · The fibers of any wood species are going to compress and as such will be less resistant to stripping out the threads. On the front side I used a piece of 1/2" Delrin with a 30mm hole (30mm was the closet drill bit i could find to the size of the Yost scre Clean, and assemble to the vise screw with loctite on the threads, taking care to use soft vise jaws and a copper pad on the ball end to keep from scarring the parts at assembly. The cheap ones have the screw exposed above the guide bar. klqv dcpespvg yusa hseh dkopb gwdhrt cqtguk ezsej lugh aeskpbx