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?).

Standard Abrasives 265024, Buff and Blend Cross Buff HP, A/O Very Fine, 1 in x 3/8 in x 2 Ply x 8-32, 7010310168
Standard Abrasives 725002, Buff and Blend Cross Buff GP, A/O VFN, 1-1/2 in x 1/2 in x 2 Ply x 8-32, 7010368694
3M 75950, 663FC, 2" X 120", 20u, Diamond Trizact Belt 7100210740
3M 62714, Scotch-Weld Stainless Steel High Temperature Pipe Sealant PS67, White, 50 mL Tube, 7100039216, 10/case
Insize 4808, WIRE GAGE, 0-36(.3249~.0050"), 6928640330155
Norton 66623335427, 2" Dia Vortex Rapid Prep Quick-Change Non-Woven Abrasive Disc, Medium Grade, 50 Each
3M 55722, Stikit Film Disc 375L, 6 x NH P1000 w/Skipslit Liner, 7100075240, 250 per case
3M 19765, Utility Cloth Sheet 314D, 9 in x 11 in P280 J-weight, 7000000353
3M 19773, Utility Cloth Sheet 314D, 9 in x 11 in P60 X-weight, 7000000360
3M 26104, PPS Series 2.0 Adapter, Type S20, 1/8 Male, 27 Thread NPSM, 7100135929
Dynabrade 78601 3/8" Dia. x 2" W x 1/8" Center Hole, 180 Grit, 100/pack
3M 94734, Cubitron ll Cloth Belt 947A, 80+ X-weight, 3-1/2 in x 15-1/2 in, Fabri-lok, Single-flex, 7100093313, 50 per case
Dynabrade 91426 1/4" W x 12" L 80 Grit A/O DynaCut Belt, 50/pack
3M 81284, Scotch-Weld High Strength Retaining Compound RT38, Green, 250 mL Bottle, 7010367436, 2/case
3M 02405, Utility Cloth Sheet 211K, 9 in x 11 in 220 J-weight, 7010299775
3M 60178, Scotch-Brite High Strength Satin Pleated Buff Wheel, HS-SB, 4A Fine, 14 in x 2 in x 1-1/4 in, 7010329306, 180 per case 