3M™ Diamond Lapping Film 668X, 3.0 Micron PSA Sheet, 9 in x 11 in

3M™ Diamond Lapping Film Sheet 668X is a PSA version of 661X product. Precisely graded diamond particles coated on a polyester film. Provides a consistent, repeatable finish on extremely hard materials. Available in many grades between 0.10 and 30.0 micron.