Resolution .00005″/0.001mm.
Measure the diameter of parts or cutting tools with odd grooves, such as tapes, reamers and end mills.
IP65 dust/waterproof. Button function: on/off, set, inch/mm, ABS/INC.
Data output. LR44 battery, automatic power off.
Ratchet stop.
Carbide measuring faces.
Supplied with setting standards.

Dynabrade 94992 1/4" Male Composite-Style Coupler with 1/4" Male Plug Assembly
Dynabrade 40610 Electric Dynafile II Abrasive Belt Tool
3M 26137, PPS Series 2.0 Adapter, Type S41, Trapezoidal Thread - QCC, 7100135947 
