3M™ Microfinishing Film Roll 372L, 15 Mic 5MIL, 1.043 in x 300 ft x 3 in (26.49mmx91.5m), Plastic Core, ASO, ERMB, 11 ea/Case First Aid Alumina zirconia mineral with grinding

Alumina zirconia mineral with grinding aid provides more cutting power than aluminum oxide

Designed to provide the best form retention and longest wheel life

3M SKU: 7100231722

rather than gouging or “plowing” like conventional abrasives

Medium Grit Sanding Sponge

3M™ Microfinishing Film Roll 372L, 15 Mic 5MIL, 1.043 in x 300 ft x 3 in (26.49mmx91.5m), Plastic Core, ASO, ERMB, 11 ea/Case First Aid Alumina zirconia mineral with grinding3M SKU: 7100238832 Lead Time: ~8 days Our 3M Microfinishing Film Roll 372L features micron graded premium aluminum oxide bonded to a 5 mil polyester film backing to deliver uniform results and meet stringent surface requirements. A friction grip coating provides slip resistance for microfinishing machines where film slippage is an issue, and close tolerance work on cylindrical surfaces, such as automotive camshafts and crankshafts. Available in a