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 70147, Hookit Center Water Feed Disc Hand Pad, 3 in x 7/8 in, 7000045752
Standard Abrasives 42658, A/O Flap Wheel 625105, 3 in x 1/2 in x 1/4-20 in 60, 7010369119, 10 per case
Insize 1185-300A, DIGITAL OUTSIDE POINT CALIPER, 0-12"/0-300mm, 6940561959918
3M 33443, Cubitron II File Belt, 36+, 1/2 in x 18 in (12.7 mm x 457.2 mm), 7100033184, 10 belts per carton, 5 cartons per case
3M™ 72010, Replacement Filter Kit 523-01-29, 7000056891, 1 EA/Case
3M 29611, 641WY 1/4" X 24", 100 Mesh Diamond Cloth Belt, 7010534832
Dynabrade 79325 4-1/2" Dia. x 7/8" Center Hole, 36 Grit, Ceramic DynaCut Fiber Disc, 25/box
3M 03126, General Purpose Sanding Sponge CP040-6P, Single Angle, 2-7/8 in x 4-7/8 in x 1 in, Fine, 7100101532, 6/pack
3M 01875, Charge-Collection Solar Tape 3011, 2 mm x 1200 m, 7010312686
Standard Abrasives 726004, A/O C4 Straight Precision Cartridge Roll, 1 in x 2-1/2 in x 1/4 in 80, 7100098780
3M 26120, PPS Series 2.0 Adapter, Type S28, 17.5 mm Female, 19 TPI
Thread, 7100135956
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
3M 26022, PPS Series 2.0 Adapter, Type S12, 10 mm Male, 1.0 mm Thread, 7100135943
Standard Abrasives 42621, A/O Flap Wheel 621406, 1 in x 1 in x 1/4-20 in 80, 7010369106, 10 per case
3M 55992, Green Corps Depressed Center Grinding Wheel, T27 4-1/2 in x 1/4 in x 7/8 in, 36, 7000118599, 10 per case
3M 47083, Cubitron II Stikit Film Disc 775L, 320+, 5 in x NH, Linered w/Tab, Die 500X, 7100145365, 250 per case
3M 19721, Nitrile High Performance Rubber and Gasket Adhesive 847, Brown, 1 Quart Can, 7000042735, 12/case
3M 66261, Wind Protection Tape Edge Sealer W2600, 50 ml (1.7 fluid ounce), 7000049496, 12/Case
3M 65489, Pro Grade Precision Ultra Durable Universal Hole Sanding Disc DUH5120TRI-10I, 5 inch UH, 120, 7100202873, 10 per pack
3M 19936, Neoprene High Performance Rubber and Gasket Adhesive 1300L, Yellow, 5 Gallon Pour Spout Drum (Pail), 7100022994
Dynabrade 78128 3" Dia. Coarse NWN VT DynaBrite Locking-Type Disc, 25/pack
3M 26046, PPS Series 2.0 Adapter, Type S15, 3/8 Male, 19 Thread BSP, 7100135334
3M 26116, PPS Series 2.0 Adapter, Type S25, 1/4 Female, 19 Thread BSP, 7100135957
3M 55656, Stikit Film Disc w/Tab 375L, P240, 5 in x NH, Die 500X, 7100106552, 250 per case
3M 26106, PPS Series 2.0 Adapter, Type S22, 8 mm Male, 0.75 mm Thread, 7100135958
3M 03123, Pro Grade Precision Edge Detailing Dual Angle Sanding Sponge, 24302TRIP-XFDA, 2-7/8 in x 4.5 in x 1 in, X-Fine, 7100170066 