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.

Insize 3583-75AE, DIGITAL JAW TYPE MICROMETERS, 2-3"/50-75mm, 6940561981902
Dynabrade 92116 1/2" W x 12" L 320 Grit A/O DynaCut Belt, 50/pack
Dynabrade 90367 3/4" W x 34" L 60 Grit A/O DynaCut Belt, 50/pack 
