A forming process through which a male hob is pressed into a malleable metal to form an exact depressed, desired shape. Often used in the manufacture of multiple cavities to exactly duplicate the appearance of all cavities.

The process of cutting wheels and pinions. A machine using a hob drives both the cutter and blank at the same speed and feeds them closer together as the cutting progesses.

Forming multiple mould cavities by forcing a hob into soft steel (for beryllium-copper) cavity blanks.

The process of forming a mold by forcing a master metal shape into a soft steel block.