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 4808, WIRE GAGE, 0-36(.3249~.0050"), 6928640330155
3M 21758, Scotch-Brite Roloc Pro Brake Hub Cleaning Disc Kit, 7100176090
3M 08107, Universal Adhesive Clear, 47.3 mL Cartridge, 7010294717, 6 per case
3M 26022, PPS Series 2.0 Adapter, Type S12, 10 mm Male, 1.0 mm Thread, 7100135943
3M 27468, EMI Copper Foil Shielding Tape 1181, 1 in x 18 yd (25,40 mm x 16,5 m), 7000132169
3M 03140, General Purpose Sanding Sponge CP041-6P, Single Angle, 2-7/8 in x 4-7/8 in x 1 in, Medium, 7100101537, 6/pack
3M 33440, Cubitron II File Belt, 33440, 80+, 10 mm x 330 mm (3/8 in x 13 in), 7100033195, 10 belts per carton, 5 cartons per case
Dynabrade 78603 1/2" Dia. x 1" W x 1/8" Center Hole, 80 Grit, 100/pack
3M 05696, Stikit Sanding Block, 2-5/8 in x 16 in, 7000120054
3M 55658, Stikit Film Disc w/Tab 375L, P320, 5 in x NH, Die 500X, 7100106616, 250 per case
3M 26128, PPS Series 2.0 Adapter, Type S33, 1/8 Female, 27 Thread NPT, 7100135950 