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 11477 Dynabelter Abrasive Belt Tool, Heavy-Duty
Dynabrade 58441 5" Dia. Two-Hand Gear-Driven Sander, Non-Vacuum, .45 HP, 900 RPM, Hook-Face Pad
3M 22397, Roloc Disc 361F, 60 YF-weight, TR, 1-1/2 in x NH, 7000045097
3M 29824, Sanding Screen, 80 Grit, 20 in x NH, 7100160247
3M 29831, Sanding Screen, 180 Grit, 18 in x NH, 7100160238
3M 29882, Sanding Screen, 220 Grit, 18 in x NH, 7100160813
Dynabrade X61 6" (152 mm) Dia. Non-Vacuum Dynorbital Extreme Random Orbital Sander, .3 HP, 12,000 RPM, 3/16" Orbit, PSA
Dynabrade 58447 8" Dia. Central Vac-Ready 2-Hand Gear-Driven Sander, Central Vacuum, .45 HP, 900 RPM, Hook-Face
Dynabrade 58041 11" Dia. Two-Hand Gear-Driven Sander, Central Vacuum, .45 HP, 900 RPM, Hook-Face Pad
Dynabrade X52 5" (127 mm) Dia. Non-Vacuum Dynorbital Extreme Random Orbital Sander, .3 HP, 12,000 RPM, 3/32" Orbit, PSA
Dynabrade 58040 11" Dia. Two-Hand Gear-Driven Sander, Non-Vacuum, .45 HP, 900 RPM, Hook-Face Pad
Dynabrade X62 6" (152 mm) Dia. Non-Vacuum Dynorbital Extreme Random Orbital Sander, .3 HP, 12,000 RPM, 3/32" Orbit, PSA
Dynabrade 15420 Dynafile III Abrasive Belt Tool
Standard Abrasives 78523, Ceramic Pro Type 29 Flap Disc, 645129, 4-1/2 in x 5/8-11 80 Y-weight, 7010310620, 10 per case
3M 77579, Cubitron ll Cloth Belt 784F, 36+ YF-weight, 1/2 in x 24 in, Fabri-lok 45 Angle, Single-flex, 7100232690, 200 per case 
