3M™ Diamond Lapping Film 661X, Roll, 1 Micron, Plastic Core, ASI, 1.5 in x 25 ft x 1 in

3M™ Diamond Lapping Film Roll 661X is made from precisely graded diamond particles coated on a polyester film. 3M film 661X provides a consistent, repeatable finish on extremely hard materials while delivering fast cut and increased throughput.