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 57407 2-3/4" W x 8" L Dynaline Sander, Non-Vacuum with Clips
Dynabrade 91385 1/2" W x 24" L 80 Grit Ceramic DynaCut Scalloped Edge Belt, 50/pack
Dynabrade 91245 8" Dia. x 180 Grit A/O Vacuum PSA DynaCut Disc, 25/Box
Dynabrade 40762 Spindle Assembly, Dynafile II
Dynabrade 78575 5" Dia. x 1/4"-20 Female Center Thread, 60 Grit, A/O, 3-Ply, J-DynaCut Eyelet Star, 50/pack
Dynabrade X62V 6" (152mm) Dia. Central-Vacuum Dynorbital Extreme Random Orbital Sander, .3 HP, 12,000 RPM, 3/32" Orbit, Hook-Face
Dynabrade 15336 Rubber Drive Wheel
Dynabrade 90590 1-1/2" W x 30" L 60 Grit A/O DynaCut Belt, 50/pack
Dynabrade 54904 Vane Set (4pk)
Dynabrade Nitro Series DS53 .5hp, 14,000 RPM, 3" Right Angle Disc Sander
Dynabrade 59020S - 5" Non-Vac Dynorbital Spirit Random Orbital Sander
Dynabrade 52440 Drop-In Motor
Dynabrade 91427 1/4" W x 12" L 120 Grit A/O DynaCut Belt, 50/pack
Dynabrade 01470 Exhaust Insert Assembly
Dynabrade 96240 Bearing Press Tool
Dynabrade 02048 Wick
Dynabrade 79952 6" Dia. x 120 Grit Non-Vacuum Hook-Face DynaCut Disc, 100/Box
Dynabrade 48500 2" Dia. 7 Degree Offset Disc Sander, Rear Exhaust, .4 HP, 25,000 RPM
Dynabrade 93609 1" Dia. x 3/8", 3-48 Female Center Thread, 60 Grit A/O, 8 Ply, J-DynaCut Cross Pad, 100/pack
3M 07053, General Purpose Sanding Sponge CP040-12-CC, Single Angle, 2-7/8 in x 4-7/8 in x 1 in, Fine, 7100101245 