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?).

3M 19014, E-A-R Push-Ins Earplugs 318-3000, Metal Detectable, Corded, Poly Bag, 2000 Pair/Case, 7000127656
3M 37024, Extra Large Drywall Sanding Sponge 910-DDA, Dual Angle, 2-1/2 in x 8 in x 1 in, Fine, 7010375249
Dynabrade 92210 1/8" W x 12" L 320 Grit A/O DynaCut Belt, 50/pack
3M 08749, High Bond Rearview Mirror Adhesive, 0.02 fl oz, 7010364470, 12 per case
3M 01328, PSA Cloth Disc 348D, P180 X-weight, 3 in x NH, Die 300V, 7000045068
Dynabrade 78127 3" Dia. Medium NWN VT DynaBrite Locking-Type Disc, 25/pack
Dynabrade 64404 36" W x 60" L (914 mm W x 1,524 mm L) Metal Capture Downdraft Table, 230 V (AC), Side Exhaust
3M 14502 Scotch-Brite Surface Conditioning Belt, 3/8 in x 13 in, A MED, 7100103026
Dynabrade 77768 5" Dia. x 7/8" Center Holes, 60 Grit, Z/A, Type 27, DynaCut Flap Disc w/Fiberglass, 10/pack
3M 45714, Cubitron II Hookit Cloth Disc 947A, 120+ X-weight, 3 in x NH, D/F 3HL, Die 300BE, 7100113113
Dynabrade 18570 Vane Set (4pk)
3M 95725, Venture Tape Metal Building Facing Tape 1552CW, White, 72 mm x 45.7 m, 7010313505
3M 26017, PPS Series 2.0 Adapter, Type S10, 1/4 Female, R-Angle 19
Thread BSP for Side Cup Mount, 7100135927 