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.

Dynabrade 11684 Dynabelter Contact Arm Assembly 4" DIA X 5/8" W., 40 Duro Serrated
Dynabrade 92207 1/8" W x 12" L 120 Grit A/O DynaCut Belt, 50/pack
Dynabrade 96101 Dynabrade Air Lube 10W/NR 24 Per Box
Dynabrade 15101 Tension Arm (for Mini Dynafile II)
Dynabrade 14010 Dynafile Abrasive Belt Tool Versatility Kit
Dynabrade 40610 Electric Dynafile II Abrasive Belt Tool
Dynabrade 40320 Dynafile II Abrasive Belt Tool 
