- Micron-graded diamond mineral achieves finer surface finishes
- Resin bond
- Engineered to handle hard-to-grind materials
- Diamond belts pose an alternative to conventional superfinishing techniques
3M™ Diamond Polishing Cloth Belt 642WY is engineered with micron-graded diamond, a long-lasting resin bond and a water-resistant X-weight cloth backing for polishing and finishing materials harder than 62 on the Rockwell C scale.

Dynabrade 43506 .4 hp 3" (76 mm) Dia. Extension Die Grinder, Rear Exhaust, 25,000 RPM, 1/4" Collet
Dynabrade 54789 4" (102 mm) Dia. Extended Right Angle Type 27 Depressed Center Wheel Grinder, Steel Housing, .7 HP, 12,000 RPM, 3/8"-24 Spindle 
