Resolution .00005″/0.001mm.
IP65 dust/waterproof.
Buttons: on/off, set, inch/mm, ABS/INC.
Data output.
LR44 battery, automatic power off.
Ratchet stop.
Optional accessary: data output cable, setting ring (part no. 6313), micrometer stand and clamp (part no. 6301 and 6301-2).

3M 77737, ROLOC DISC PAD TS AND TSM, EXTRA HARD, 3 IN 1/4-20 INTERNAL, 7010299209
Insize TLP-300H-C2, BT50/BT40 converter, 6928640377259
3M 26137, PPS Series 2.0 Adapter, Type S41, Trapezoidal Thread - QCC, 7100135947
3M 45100, Roloc Disc Pad TR, Hard 1-1/2 in 1/4-20 Internal, 7000045286
3M 45094, Roloc Disc Pad TR, Soft 2 in 1/4-20 Internal, 7000045278
Dynabrade 95677 1/4" Male Plug with 1/4" NPT Female Thread
3M 45098, Roloc Disc Pad TR, Soft 1-1/2 in 1/4-20 Internal, 7000045277 