We developed our Cubitron™ II Hookit™ Clean Sanding Abrasive Discs 737U for superior cut and long disc life during key stages in auto body repair. It features 3M™ Precision Shaped Grain technology. This triangular shaped grain cuts 30% faster and lasts at least 30% longer than traditional ceramic abrasives. The disc is ideal for feather edging, as a final sanding step before priming, or during prep before blending.
About Cubitron II and Precision Shaped Grain
Cubitron™ II products have raised the bar for high performing abrasives. Cubitron™ II utilizes 3M™ Precision Shaped Grain, which outcuts and outlasts conventional ceramic industrial abrasives and requires less grinding force to achieve superior performance.
About Hookit™
3M offers a complete range of hook and loop style Hookit™ discs for work spaces where adhesive backed discs may become contaminated by dust, dirt, or flying debris. Hookit™ sanding discs conveniently and firmly attach to a hook and loop backup disc pad (sold separately) on a random orbital sander, can be removed cleanly and easily, and can be reused again and again for the extent of the abrasive life.
About 3M™ Clean Sanding
The multi hole pattern on 3M™ Clean Sanding discs evacuates dust better than 6 hole products—significantly increasing cut rate and disc life. When used with a 3M™ Clean Sanding Disc Pad, the disc holes do not require alignment with the pad holes, making switching the discs fast, easy, and convenient. You can also pair Clean Sanding abrasives with Clean Sanding disc pads for use on a central vacuum ready sander.

Dynabrade 15010 Mini-Dynafile II Abrasive Belt Tool For 18" Belt
Dynabrade 53037 1/4" Drill, .5 HP, Front Exhaust, 20,000 RPM
Dynabrade 52639 5" (127 mm) Dia. Right Angle Depressed Center Wheel Grinder
Dynabrade 53655 Muffler Assembly
Dynabrade 11618 Contact Wheel Ass'y, 2" Dia. x 1" W x 5/8" I.D., Flat Face, 90 Duro Rubber
Dynabrade 15401 Dynafile III Abrasive Belt Tool for 20-1/2" Belts
Dynabrade 53249 9" Dia. Type 27 Vertical Depressed Center Wheel Grinder, 3 HP, 6,000 RPM, 5/8"-11 Spindle
Dynabrade 52656 178 mm (7") Dia. Right Angle Disc Sander
Dynabrade 93349 Carbide Burr, 1/8" Dia., SN-42 D/C Burr, 10 Degree Inverted Cone, 3/16" Flute L, 1/8" Shank
Dynabrade 93590 1" Dia. x 3-48 Female Center Thread, 220 Grit, A/O, 3-Ply, J-DynaCut Eyelet Star, 50/pack
Dynabrade 93398 4" Dia. x 1/2" Center Hole, 400 Grit, A/O, Arbor-Mount Sanding Star, 10/pack
Dynabrade 55060 Drop-In Motor
Dynabrade 51350 2-3/4" W x 11" L File Board Sander, Non-Vacuum
Dynabrade 79148 1/2" W x 24" L 60 Grit Ceramic DynaCut Belts, 50/pack
Dynabrade 79971 6" Dia. x 120 Grit Vacuum Hook-Face DynaCut Disc, 100/Box
Dynabrade 92730 1" W x 50' L 30 Micron Diamond Microfinishing Film DynaCut Roll
Dynabrade 15003 Mini-Dynafile II Abrasive Belt Tool
Dynabrade 01564 Air Control Ring
Dynabrade 52216 .5 hp 7 Degree Offset Die Grinder, Front Exhaust, Long Shank, 15,000 RPM, 1/4" Collet
Dynabrade 56581 Grip-Housing Teal
Dynabrade 78034 1-1/2" W x 30" L Medium NWN DynaBrite Belt, 10/pack
Dynabrade 52435 3" (76 mm) Dia. Straight-Line Cut-Off Wheel Tool, Rear Exhaust, .5 HP, 20,000 RPM, 3/8"-24 Spindle
Dynabrade 93338 Carbide Burr, 3/32" Dia., SA-42 D/C Burr, Cylinder, 7/16" Flute L, 1/8" Shank
Dynabrade 91740 DynaMesh 8" 180 Grit Hook & Loop Discs, 50 per box
Dynabrade 54359 .7 hp Right Angle Die Grinder, Rear Exhaust, 18,000 RPM, 1/4" Collet
Dynabrade 59020S - 5" Non-Vac Dynorbital Spirit Random Orbital Sander
Dynabrade 78713 1/8" x 3/8"-B97 Dynacut A/O Mounted Point, 5/pack
Dynabrade 79806 DynaBolt AO 3" x .035" x 3/8" T1 Cut-off Wheel, Box of 10 Discs
Dynabrade 51401 3" Dia. 7 Degree Offset Rotary Buffer, .4 hp, 5,000 RPM, Rear Exhaust, 3/8"-24 Spindle Thread
Dynabrade 53502 - .5 hp Straight-Line 7-1/4" Extension Die Grinder, Rear Exhaust, 20,000 RPM, 1/4" Collet
Dynabrade 93330 Carbide Burr, 1/4" Dia., SA-1 D/C Burr, Cylinder, 5/8" Flute L, 1/4" Shank
Dynabrade 54771 4" (102 mm) Dia. Right Angle Type 27 Depressed Center Wheel Grinder, .7 HP, 12,000 RPM, 3/8"-24 Spindle
Dynabrade 49425 .4 hp Right Angle Die Grinder, Rear Exhaust, 3,200 RPM, 1/4" Collet
Dynabrade 45206 Housing for Model 55126
Dynabrade 52420 3" (76 mm) Dia. 7 Degree Offset Cut-Off Wheel Tool, .5 HP, 20,000 RPM, 3/8"-24 Spindle
Dynabrade 55520 .3hp, Straight-Line Die Grinder, 25,000 RPM, Aluminum Housing, Rear Exhaust, 1/4" Collet
Dynabrade 79915 5" Dia. x 80 Grit A/O Vacuum PSA DynaCut Disc, 100/Pack
Dynabrade 93344 Carbide Burr, 1/8" Dia., SF-42 D/C Burr, Tree, 1/2" Flute L, 1/8" Shank
Dynabrade 64658 Replacement Air Filter
Dynabrade 52576 3" (76 mm) Dia. Straight-Line 6" (152 mm) Extension Cut-Off Wheel Tool, Rear Exhaust, 1 HP, 15,000 RPM, 3/8"-24 Spindle
Dynabrade 78537 3/4"Dia. 2-Set, 3-48 Female Center Thread, 60 Grit, Dynacut A/O Overlap Slotted Disc, 100/pack
Dynabrade 50340 4-1/2"-5" (114 mm-127 mm) Dia. Pistol Grip Depressed Center Wheel Grinder, .7 HP, 11,000 RPM, 5/8"-11 Spindle
Dynabrade 78474 2-1/2" Dia. x 3/4", 8-32 Female Center Thread, A/O, 80 Grit, 8-Ply J-DynaCut Cross Pad, 100/pack 
