3M™ Microfinishing Film Roll 372L, 40 Mic 5MIL, Type 2, Blue, 1.142 in x 900 ft x 3 in (29mmx274.25m), Plastic Core, ASO, ERMB Signs 3M SKU: 7010406339

3M SKU: 7010406339

3M SKU: 7000118096

3M SKU: 7010516200

3M SKU: 7100201583

3M SKU: 7010310890

3M™ Microfinishing Film Roll 372L, 40 Mic 5MIL, Type 2, Blue, 1.142 in x 900 ft x 3 in (29mmx274.25m), Plastic Core, ASO, ERMB Signs 3M SKU: 70104063393M SKU: 7010533842 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