3M™ 60020010702 Diamond Lapping Film Roll 661X, 2"W x 50'L x 3"ASO, M30 Grit
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3M™ Diamond Lapping Film 661X measures 2 inches by 50 feet with 3 diamond particles at 30 micron grit, featuring precisely graded diamond particles coated on a polyester film to provide a consistent, repeatable finish on extremely hard materials. It is available in several grades ranging from 0.10 to 30.0 micron and is used for applications such as flat lapping and superfinishing, primarily within the electronics industry.
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