0-1 Inch Disc Type Micrometer

Features:

•Measures root tangent length of spur gears and helical gears.

•For measuring narrow grooves & other recessed features from 0.03" thick.

•Discs are .787" in diameter, 0.3" thick at the edge.

•Measuring discs are hardened , ground and micro-lapped for greater accuracy.

•Positive locking clamp with ratchet stop.

•Satin-chrome for easy reading.

•Supplied with fitted case