Eraser Wheel has serrations for improved cooling effect air flow.
Dynabrade surface grinding wheel has a diameter of 4 in. The quick change attachment allows for easy mounting to the tool or pad. In addition to the other aspects of these parts, another important component of these is the thickness. This Dynabrade part is 1 1/4 in thick. All abrasive products that rotate or spin, such as the ones in this category, have a maximum speed at which you can run them. This Dynabrade surface grinding wheel can be run at a maximum speed of 4000 RPMs.

3M 13627, 947, Hookit Disc Pad Holder, 7 in x 1 in x 5/8 in 5/8-11 Internal, 7000028353
3M 64465 Scotch-Brite Durable Flex Belt, 1/4 in x 24 in, A FIN, 7000121133
Insize 7230, SCRIBER, 6928640320064
3M 45179, Roloc Disc Pad TR, Medium 4 in 1/4-20 Internal, 7000045281
Dynabrade 15101 Tension Arm (for Mini Dynafile II)
3M 97935, Silicone Acrylic Differential Double Coated Tape 9699, Clear, 38 in x 180 yd, 2 mil, 7010335408
3M 14211, Roloc Disc Pad TS and TSM, Medium 2 in 1/4-20 Internal, 7000045283
Dynabrade 10690 Filter/Regulator/Lubricator, FRL40, 1/2" NPTAssy.
Norton 66623335427, 2" Dia Vortex Rapid Prep Quick-Change Non-Woven Abrasive Disc, Medium Grade, 50 Each
Dynabrade 64404 36" W x 60" L (914 mm W x 1,524 mm L) Metal Capture Downdraft Table, 230 V (AC), Side Exhaust
Dynabrade 40610 Electric Dynafile II Abrasive Belt Tool 
