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).

Dynabrade 20051 Housing for Model 53521
Dynabrade 78124 3/4" W x 20-1/2" L Coarse NWN DynaBrite Belt, 10/pack
Dynabrade 91245 8" Dia. x 180 Grit A/O Vacuum PSA DynaCut Disc, 25/Box 