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 6284-92, STYLI FOR DIAL TEST INDICATORS, 6928640358074
3M 34425, General Purpose Sanding Sponge CP041-3PK, Single Angle, 2-7/8 in x 4-7/8 in x 1 in, Medium, 7100175218, 3/pack
Dynabrade 11004 Dynafile Screw-In Housing
Dynabrade 11399 Type 27 Wheel Mounting Adapter Kit
Dynabrade 18570 Vane Set (4pk) 