■ Measure splined shafts, slots and keyways ■ Resolution 0.001mm/0.00005" ■ IP65 protection level ■ Button: on/off, set, mm/inch, ABS/INC, data output ■ Automatic power off ■ Data output ■ Ratchet stop ■ Carbide measuring faces ■ Supplied with setting standards (except 0-25mm/0-1'')