Resolution .00005″/0.001mm.
Measure pitch diameter of screw threads.
Button function: on/off, set, inch/mm, ABS/INC.
Data output.
LR44 battery, automatic power off.
Non-rotating spindle. Ratchet stop.
Supplied with 60? setting standards (except 0-1″/0-25mm).

Dynabrade 78424 4-1/2" Dia. x 3/8" Medium DynaBrite Surface Conditioning Disc, 25/pack
Dynabrade 13509 Dynastraight Finishing Tool, Rear Exhaust, 6,000 RPM, 5/8" (16 mm) or 1" (25 mm) Dia. Arbor
Insize 6140, DEPTH BASE ATTACHMENT, suitable for calipers with beam width (w) .630", 6928640303579 