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 82489 6" Dia. x 100 Grit A/O Vacuum PSA Filmbac DynaCut Disc, 100/Pack
Insize 2222-E24, INTERNAL DIAL CALIPER GAGE, 1.6-2.4", 6928640358487
Air Turbine Tools 310RXDM - 1/4" Router Hand Tool Series with Brake, 25,000RPM, 43426
Dynabrade 78049 1/2" W x 24" L Coarse NWN DynaBrite Belt, 10/pack
Dynabrade 90614 3" W x 10-11/16" L 80 Grit A/O DynaCut Belt, 10/pack
Dynabrade 21457 ND3071, Red Plastic Cover
Dynabrade 94467 DynaJet In-Line Blow Gun
Dynabrade 90292 1/2" W x 18" L Medium NWN DynaBrite Premium Belts, 10/pack
Dynabrade 94112 7" Dynacut Diamond Segmented Rim Cut-Off Blade
Dynabrade 93534 3" Mandrel for Sanding Stars, 3-48 Male Thread
Dynabrade RB2 - 8" Right Angle Buffer/Polisher
Dynabrade Nitro Series NZ1K Surface Conditioning Kit
Air Turbine Tools 310RDM - 6mm Router Hand Tool Series, 25,000RPM, 33423
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 