- 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 51301 .5 hp Straight-Line Die Grinder
3M 05182, Scotch-Brite Cut and Polish Wheel, CP-WL, 5A Fine, 6 in x 1/2 in x 1 in, 7100050403,Box of 4
3M 22394, Roloc Disc 361F, 50 YF-weight, TR, 3 in, Die R300V, 7000045096
3M 14343, Marine Adhesive Sealant 4000 UV, Black, 600 mL Sausage Pack, 7010309931, 12/Case
3M 66261, Wind Protection Tape Edge Sealer W2600, 50 ml (1.7 fluid ounce), 7000049496, 12/Case
ACS Diamond Cloth Belt, CX1250 3" X 90" 125U 
