Used for tapered fittings

Can be withdrawn easily

Provides unidirectional torque

Good in high speed application

Pillar file

Riffler file

Barrette file

Warding file

Profile gauge

Snap gauge

Caliper gauge

Progressive gauge

Check the depth of drilled hole

Check the pitch of screw thread

Check the radius of workpiece

Check the gap between the mating parts

Plug gauge

Plain ring gauge

Taper ring gauge

Progressive plug gauge