3M ELEC PROD 7100052967

3M™ Diamond QRS Cloth Disc 658WY, 400 Mesh, Config. A tough resin bond and waterproof backing on our 3M™ Diamond QRS Cloth Disc 658WY is ideal for hard-to-grind substrates and materials, including glass, ceramics, stone, plastics, concrete, carbides and composites. Micron-graded diamond is affixed to a flexible J-weight cloth backing, and a QRS Hook-and-Loop Attachment System makes tool attachment swift and simple.