If the cut bolt threads acceptably, leave it alone. If not, try the bevel to see if that helps. Shear the Screw If you’re looking to cut small machine screws, using a hacksaw could be fussy and ...

Cutting and Rolling For precision threads and low-volume production, cut threads are common. Cut threads are produced in either a lathe or a CNC machine by removing material to form the thread ...

Jam Handy! Provides a detailed overview of the process of cutting screw threads on a lathe. It explains the different types of screw threads, the importance of precision in machining, and outlines ...

Roy Underhill shows how to use an 1889 foot-driven metal working lathe. Make your own darn metal screws with this 1889 foot-powered lathe! Roy shows how to cut perfect threads, cones and tapers in ...

The guys from the YouTube channel How To Make Everything have been looking at one such sketch, a screw thread-cutting machine. At first glance, it seems a little flawed.

IT is possible that many who possess a screw-cutting lathe with a leading screw of so many threads to the inch may wish to use it for cutting millimetre screws. While, of course, it is too much to ...

This article was originally published with the title “How to cut Threads Without a Screw-Cutting Lathe or Thread-Chasing Tool” in Scientific American Magazine Vol. 102 No. 16 (April 1910), p ...

An early lathe for cutting screw threads, developed by Henry Maudslay (1771-1831). Maudslay's metal lathe could cut metal precisely into standard screw thread sizes, which was necessary for making ...