Faster Cut, Finer Finish
Uniquely engineered to tackle the toughest jobs, 3M™ Diamond Cloth Belt 641WY is constructed with micron-graded diamond particles encapsulated in a ceramic bead. As the ceramic erodes, diamond particles continue to be exposed.
Diamond is extremely useful in grinding and polishing hard materials for its unique ability to produce excellent surface finishes combined with high removal rates.
This belt is engineered with a tough resin bond. This bond is durable and excellent for hard-to-grind materials. This product material can be used with oil and water based lubricants.
Use Wet or Dry
A water-resistant X-weight cloth backing means it can be used wet as well as dry. Coolant is useful to clear grinding swarf and prevent debris from scratching the surface of a workpiece. It also keeps grinding temperatures cooler.
Tough Abrasive for Hard-to-Grind Materials
This belt’s overall toughness makes it ideal for polishing and finishing ceramics, chilled cast iron, thermal spray coatings, HVOF coatings and the many extremely hard composites being used more in industries.

Dynabrade 54039 3/8"-24 Female 5/16"-24 Female, 1" Length
Dynabrade 02168 Housing for Models 52294 & 52297
Dynabrade 43506 .4 hp 3" (76 mm) Dia. Extension Die Grinder, Rear Exhaust, 25,000 RPM, 1/4" Collet
Dynabrade 79107 1/2" W x 12" L 40 Grit DynaCut Premium Ceramic Belts, 50/pack
Dynabrade 82493 6" Dia. x 240 Grit A/O Vacuum PSA Filmbac DynaCut Disc, 100/Pack
Dynabrade 54347 .7 hp Extended Right Angle Die Grinder, Rear Exhaust, 12,000 RPM, 1/4" Collet
Dynabrade 51451 5"-8" Dia. 7 Degree Offest Two-Hand Rotary Buffer, .7 hp, 4,500 RPM, Rear Exhaust, 5/8"-11 Spindle Thread
Dynabrade 79099 1/2" W x 12" L 36 Grit DynaCut Premium Ceramic Belts, 50/pack
Dynabrade 79481 4" Dia. x 2" x 3/4" Arbor Hole, Dyna-Felt Polishing Flap Roll
Dynabrade 49420 .4 hp Angle-Head Die Grinder, Rear Exhaust, 3,200 RPM, 1/4" Collet
Dynabrade 92013 1" Dia. x 1" W, 60 Grit, Z/A DynaCut Band, 10/pack
Dynabrade 90195 1" W x 15-1/2" L 60 Grit A/Z DynaCut Belt, 50/pack
Dynabrade 94876 25' Max Flow 5/16" I.D. Air Hose Assembly, Male (1/4") / Male (1/4") Fitting Ends Included
Dynabrade 50302 4" (102 mm) Dia. Right Angle Depressed Center Wheel Grinder, 1 HP, 12,000 RPM, 3/8"-24 Spindle
Dynabrade 97575 - 1/4" Safety Male Coupler w/Female Plug
Dynabrade 02051 Drop-In Motor
Dynabrade 40326 Dynafile II Abrasive Belt Tool for 20-1/2" Belts
Dynabrade 79122 1/2" W x 18" L 40 Grit DynaCut Premium Ceramic Belts, 50/pack
Dynabrade 95420 Knob Assembly
Dynabrade 79188 1/2" W x 18" L 120 Grit DynaCut Premium Ceramic Belts, 50/pack
Dynabrade 95843 Dynabrade Air Lube 10W/NR, 1 Gallon
Dynabrade 53690 Grip
Dynabrade 93246 8" Dia. x 1/2" Center Hole, 150 Grit, A/O, Arbor-Mount Sanding Star
Dynabrade 69353 Vacuum Nozzle
Dynabrade 57906 Dynafine Raised Panel Detail Sander, .12 HP, 13,000 RPM, 1/32" Orbit
Dynabrade 50304 4-1/2"- 5" Dia. Vertical Disc Sander
Dynabrade 92076 3" Dia. x 120 Grit A/O Non-Vacuum Hook-Face Filmbac DynaCut Disc, 50/Pack
Dynabrade 53501 - .5 hp Straight-Line 7-1/4" Extension Die Grinder, Rear Exhaust, 18,000 RPM, 1/4" Collet
Dynabrade 91434 1/4" W x 24" L 60 Grit A/O DynaCut Belt, 50/pack
Dynabrade 53090 1/2" Pistol Grip Drill, .7 HP, Rear Exhaust, 950 RPM
Dynabrade X62ESD 6" Dia. Central-Vacuum Dynorbital Extreme Random Orbital Sander for ESD
Dynabrade 48335 .4 hp 7 Degree Offset Die Grinder, Rear Exhaust, 25,000 RPM, 1/4" Collet
Dynabrade 54771 4" (102 mm) Dia. Right Angle Type 27 Depressed Center Wheel Grinder, .7 HP, 12,000 RPM, 3/8"-24 Spindle
Dynabrade 59024 5" Dia. Central Vacuum Dynorbital-Spirit Random Orbital Sander, 3/16" Orbit 
