Resolution .0005″/0.01mm
Measure grooves and recesses.
Buttons: on/off, zero, inch/mm.
Automatic power off, move the digital unit to turn on power.
Battery CR2032.
Made of stainless steel.
Optional accessory: depth stop (part no. 6143, for caliper with e=.63″

Insize 4120-16, METRIC THREAD RING GAGE, GO, M16x2, 6928640341496
Dynabrade 90875 2" Dia. Super Fine NWN DynaBrite Locking-Type Disc, 25/pack
Dynabrade 95677 1/4" Male Plug with 1/4" NPT Female Thread 