Resolution .00005″/0.001mm.
Measure the groove diameter of shafts and keyways.
Non-rotating spindle.
Button function: on/off, set, inch/mm, ABS/INC
Data output. LR44 battery, automatic power off.
Ratchet stop.
Supplied with setting standards (except 0-1″/0-25mm).

Insize 4209-5, LONG HANDLE TELESCOPING GAGE, 2-1/8 ~ 3-1/2", 6928640311574
Dynabrade 18570 Vane Set (4pk)
3M 45098, Roloc Disc Pad TR, Soft 1-1/2 in 1/4-20 Internal, 7000045277
Dynabrade 54972 Vane Set (5pk)
3M 45097, Roloc Disc Pad TR, Extra Hard 2 in 1/4-20 Internal, 7000045284 