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 2307-1R, REVERSE READING DIAL INDICATOR, 1", lug back, 6928640396649
3M 80131, Flexible Diamond Hand File Set 6210J, M74 Mic, 7000082153, 5/Carton
3M 26130, PPS Series 2.0 Adapter, Type S35, 16 mm Female, 1.5 mm
Thread Stretched, 7100135926
3M 45095, Roloc Disc Pad TR, Medium 2 in 1/4-20 Internal, 7000045282
Dynabrade 54340 6" Dia. Vacuum Disc Pad, Multi-Hole, Hook-Face, Short Nap 3/8" Thickness Urethane, Medium Density, 5/16"-24 Male Thread
3M 80829, Flexible Diamond Hand File 6210J, 1-1/2 in x 3/4 in, M125 Mic, 7000082154
3M 45097, Roloc Disc Pad TR, Extra Hard 2 in 1/4-20 Internal, 7000045284
3M 45094, Roloc Disc Pad TR, Soft 2 in 1/4-20 Internal, 7000045278
3M Scotchkote Liquid Epoxy Coating Spray System HSS Mix Nozzle, RightAngle, 7000058900
3M 95725, Venture Tape Metal Building Facing Tape 1552CW, White, 72 mm x 45.7 m, 7010313505
3M 45179, Roloc Disc Pad TR, Medium 4 in 1/4-20 Internal, 7000045281
3M 72003, Powerflow High Efficiency SP3 Particulate Filter System Component 450-01-01R20, 7000131701, 20 EA/Case
3M 07394 Hookit Disc Pad, 178 mm x 25 mm M14-2.0 Internal, 7000045702
3M 45098, Roloc Disc Pad TR, Soft 1-1/2 in 1/4-20 Internal, 7000045277
Standard Abrasives 703989, A/O Full Taper Cartridge Roll, 3/4 in x 1-1/2 in x 3/16 in 80, 7100093005
3M 45099, Roloc Disc Pad TR, Medium 1-1/2 in 1/4-20 Internal, 7000045280
3M 82975, Roloc D/F Cool Running Disc Pad TR, 3 in 1/4-20 Internal, 7010309116 