Gear cutters and hobs are tools for machining gear-tooth profiles. They are ground to produce teeth, usually of an involute form, in standard American pitches or metric modules. Specialty or custom ...

[Maciej Nowak] demonstrates just how to produce your own gears with a homemade cutting tool. The cutting tool for the job is an M16 machine tap, chosen for the smaller flutes compared to a hand tap.

These are often used for finish cutting where surface finish is a consideration. Ceramic Many grades of ceramic are used in the manufacture of cutting tools. Ceramic grades are characterized by good ...