- 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.

3M 19773, Utility Cloth Sheet 314D, 9 in x 11 in P60 X-weight, 7000000360
3M 19771, Utility Cloth Sheet 314D, 9 in x 11 in P100 J-weight, 7000021272
Dynabrade 11475 Dynabelter Abrasive Belt Tool, Standard Duty
3M 19770, Utility Cloth Sheet 314D, 9 in x 11 in P120 J-weight, 7000000358
ACS Diamond Cloth Belt, CX1250 3" X 30" 75U 
