Resolution 0.001mm/0.0001″ (resolution of 3506-100A and 3506-150A is 0.001mm/0.00005″).
IP65 dust/waterproof.
Button function: on/off, set, mm/inch, ABS/INC, data output.
LR44 battery, automatic power off. Ratchet stop.
Carbide measuring faces.
Supplied with setting standards.
Optional accessory: data output cable (code 7315-30, 7302-30).

3M 55886, Rugged Comfort 6581 / 55886 Head Harness Assembly, System Component, 7000128251, 20 EA/Case
Dynabrade 18570 Vane Set (4pk) 