Accuracy: ?2″.
To inspect protractor, taper gage, index plate, index head and goniometer, can also be used to set angle.
Made of special alloy steel, hardness HRC64, high stability, wear resistance and easy combination.
Can be combined to any angle with interval 6 seconds after combination (6″, 12″, 18″, … , 360?).

Insize VSP-201D, FOUR DIRECTION CABLE(FRONT VIEW), cable length 120", 6940561941302
Dynabrade 78512 1-1/2" x 3/4", 1/4-20 Female Center Thread, 120 Grit, 8-Ply, Dynacut A/O Square Pad, 100/pack
3M 33443, Cubitron II File Belt, 36+, 1/2 in x 18 in (12.7 mm x 457.2 mm), 7100033184, 10 belts per carton, 5 cartons per case
3M 16091, PPS Mix Ratio Inserts, Large (28 fl oz), 7000028411 