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 13753, Scotch-Brite EXL Unitized Wheel, XL-UW, 8A Medium, 1 in x 1 in x 3/16 in, 7000148249
Dynabrade 14000 Dynafile Abrasive Belt Tool
Standard Abrasives 712149, Aluminum Oxide Handy Roll, P100 J-weight, 1-1/2 in x 50 yd, 7010295370
Dynabrade 95842 Dynabrade Air Lube 10W/NR, 1 Pint
3M 71361, 641WY 1/4" X 24", 1200 Mesh Diamond Cloth Belt, 7010534916
Dynabrade 11684 Dynabelter Contact Arm Assembly 4" DIA X 5/8" W., 40 Duro Serrated
3M 19771, Utility Cloth Sheet 314D, 9 in x 11 in P100 J-weight, 7000021272
Dynabrade 64404 36" W x 60" L (914 mm W x 1,524 mm L) Metal Capture Downdraft Table, 230 V (AC), Side Exhaust
Standard Abrasives 707195, Aluminum Oxide Handy Roll, P80 J-weight, 2 in x 50 yd, 7100031626
3M 35124, Grippy Sanding Cloth Trial Kit, 7100230957
3M 65033, Scotch-Brite Diamond Wheel, 645DC 6 in x 1/2 in x 1 in, 7010365574, Box of 3
Dynabrade 10690 Filter/Regulator/Lubricator, FRL40, 1/2" NPTAssy.
3M 02405, Utility Cloth Sheet 211K, 9 in x 11 in 220 J-weight, 7010299775
Dynabrade 14360 Pneumatic Pipe Belt Finisher
Dynabrade 11475 Dynabelter Abrasive Belt Tool, Standard Duty
Dynabrade 95544 Gear Grease, 2.5oz. Tube
3M 19773, Utility Cloth Sheet 314D, 9 in x 11 in P60 X-weight, 7000000360
Dynabrade 95843 Dynabrade Air Lube 10W/NR, 1 Gallon
Insize 0130-L110, LIGHT METER (BASIC TYPE), 6974029776564
3M 22586, Neoprene High Performance Contact Adhesive 1357, Light Yellow, 1 Gallon Can , 7000046325, 4/case
3M 26046, PPS Series 2.0 Adapter, Type S15, 3/8 Male, 19 Thread BSP, 7100135334
3M 26120, PPS Series 2.0 Adapter, Type S28, 17.5 mm Female, 19 TPI
Thread, 7100135956
Dynabrade 91163 3/8" W x 13" L 80 Grit A/O DynaCut Belt, 50/pack
3M 07054, General Purpose Sanding Sponge CP-041-ESF, Single Angle, 2-7/8 in x 4-7/8 in x 1 in, Medium, 7100101551 