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 ...

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 the ...

Manufacturing a screw out of steel rod as a part of volunteering activity at the Bechtel Center. This activity provides an opportunity for students to interact with Haas Automation’s ST-20 CNC Lathe.

Scientific American is part of Springer Nature, which owns or has commercial relations with thousands of scientific publications (many of them can be found at www ...

Screw machines are specialized automated metalworking lathes that were first developed in Switzerland during the late 1800s to produce large numbers of identical parts such as screws. At that time, ...

[Pete] bought himself an old South Bend lathe, but unfortunately some of the thumb screws were missing from this fine old machine. Originally, the lathe had knurled thumbscrews, and with a thumbscrew ...

One of the six simple machines, a screw is nothing more than an inclined plane wrapped around a center pole. While today screws come in standard sizes, and typically are tightened by turning clockwise ...