Resolution .00005″/0.001mm.
Measure splined shafts, slots and keyways.
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 (except 0-1″/0-25mm).

3M 52755, Cool Flow Exhalation Valve 7583, System Component, 7000002159, 10 ea/Bag 