- 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 79143 1/8" W x 24" L 80 Grit Ceramic DynaCut Belts, 50/pack
Dynabrade 52987 3/8" Drill, .4 HP, Rear Exhaust, 1,000 RPM
Dynabrade 25398 Housing Assembly for 54785
Dynabrade 96480 Tune-Up Kit
Dynabrade 58441 5" Dia. Two-Hand Gear-Driven Sander, Non-Vacuum, .45 HP, 900 RPM, Hook-Face Pad
Dynabrade 32011 "Y" Inlet
Dynabrade 52211 .5 hp 7 Degree Offset Die Grinder, Front Exhaust, Short Shank, 30,000 RPM, 1/4" Collet
Dynabrade 47801 .4 hp Right Angle Die Grinder, Front Exhaust, 15,000 RPM, 1/4" Collet
Dynabrade 95843 Dynabrade Air Lube 10W/NR, 1 Gallon
Dynabrade 54343 .7 hp Right Angle Die Grinder, Rear Exhaust, 12,000 RPM, 1/4" Collet
Dynabrade 54359 .7 hp Right Angle Die Grinder, Rear Exhaust, 18,000 RPM, 1/4" Collet
Dynabrade 67222 Mini Arm Ass'y, 5/16" Dia. x 5/8" W, Steel
Dynabrade 54427 4" Dia. Right Angle Disc Sander, Steel Housing, Rear Exhaust, .7 HP, 12,000 RPM, 3/8"-24 Thread
Dynabrade 96580 - 2" to 1-1/4" Vacuum Hose Reduction Assembly
Dynabrade 78719 3/4" x 1-1/8"-A5 Dynacut A/O Mounted Point, 5/pack
Dynabrade 51742 .1 hp Straight-Line Pencil Grinder, 60,000 RPM, 3mm Collet, w/ Mounted Stem
Dynabrade 54347 .7 hp Extended Right Angle Die Grinder, Rear Exhaust, 12,000 RPM, 1/4" Collet
Dynabrade 78644 1/2" Dia. x 1-1/2" W x 1/8" Center Hole, Z/A, 36 Grit, 100/pack 
