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?).

Dynabrade 77774 5" Dia. x 7/8" Center Hole, 80 Grit, Type 27, Ceramic DynaCut Flap Disc, 10/pack
Dynabrade 92119 1/4" W x 12" L 220 Grit A/O DynaCut Belt, 50/pack
3M 26109, PPS Series 2.0 Adapter, Type S23, 1/4 Female, 18 Thread NPS, 7100135941
Insize 6300, MICROMETER STAND, 6928640307294
3M 16579, Accuspray ONE Replacement Spray Gun, 7100096183
3M 14211, Roloc Disc Pad TS and TSM, Medium 2 in 1/4-20 Internal, 7000045283
Dynabrade 78598 3/8" Dia. x 2" W x 1/8" Center Hole, 60 Grit, 100/pack
3M 16201, PPS Disposable Lids, Mini, 200 Micron Filter, 25 lids per
case, 7000119741
3M 94974, SandBlaster Large Sanding Tool, 463-000-4G, 3.7 in x 7 in, 7100140800
3M 13373, Scotch-Brite Star, 4 in A CRS LS, 7000120968
Norton 66254497067 - 2" X 1/4" 100 - 150 Grit Medium Grade Aluminum Oxide Vortex Rapid Blend Blue TR Non-Woven Abrasive Disc, 25 Each
3M 32201, HoldFast 70 Cylinder Spray Adhesive, Clear, Mini Cylinder (Net Wt 8.5 lb), 7100138480
3M 26199, PPS Series 2.0 Lid, Standard/Large, 125 Micron Filter, 7100135628
Norton 66254414832 - 3" X 1/4" X 1/4" Vortex Rapid Blend Unified Wheel, 5am U2305, 40 Each
Standard Abrasives 875002, Buff and Blend Flap Brush, 8 in x 1 in x 3 in FB099 15-87 A VFN Medium Density, 7010310137
3M 93949, General Purpose Sanding Sponge CP040-3PK, Single Angle, 2-7/8 in x 4-7/8 in x 1 in, Fine, 7100175194, 3/pack 