Description: Involute Spline Hobs have straight sides teeth like a gear hob, and are usually of stub tooth depth. They are made in single or multiple thread designs. Diametral Pitches 2.5/5 to 128/256 ...

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 ...