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 0131-A120, LIGHT METER, 0.01~19.99FC, 0.1~199.9FC, 1~1999FC, 10~19990FC, 0.1~199.9Lux, 1~1999Lux, 10~19990Lux, 100~199900Lux, 6974029776557
Dynabrade 59339 Vacuum Cuff, 1", w/Groove
3M 19771, Utility Cloth Sheet 314D, 9 in x 11 in P100 J-weight, 7000021272
3M 26105, PPS Series 2.0 Adapter, Type S21, 14 mm Female, 1.0 mm
Thread, 7100135829
3M 49938, Roloc Disc 361F, 80 YF-weight, TSM, 2 in, Die RS200PM, 7000119019
3M 26015, PPS Series 2.0 Adapter, Type S8, 12 mm Male, 1.0 mm Thread, 7100135931
3M 64533, Scotch-Brite Clean and Finish Satin Pleated Buff Wheel, CF-SB, 4A Very Fine, 14 in x 2 in x 1-1/4 in, 7100016915, 5 per case
3M 02894, Scotch Printable Flatback Paper Tape 256, White, 3/4 in x 60 yd, 6.7 mil, 48/Case, 7000047439
3M 27707, Cubitron II Roloc Durable Edge Disc 984F, 36+, YF-weight, TSM, Maroon, 4 in, Die RS400BBM, 7000119217, 100 per case
3M 77579, Cubitron ll Cloth Belt 784F, 36+ YF-weight, 1/2 in x 24 in, Fabri-lok 45 Angle, Single-flex, 7100232690, 200 per case 