3M™ Diamond Lapping Film 661X, 1.0 Micron Sheet, 6 in x 6 in, 25/Inner, 250/Case

3M™ Diamond Lapping Film Sheet 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.