Detailed Product Description Flat Grinding Tool,cup wheel,grinding discApplication:perfect for bevelling and arrising. On granite and marble.wet use.Connection: M14, M16, 5/8-11, 7/8"-5/8".Advantage: good balance, smooth and chip-free grinding, soft touch when shaping delicate edges. 1. DS flat grinding wheelItem No.SpecificationGritW4DSC4"/100mmcourseW4DSM4"/100mmmidiumW4DSF4"/100mmfineQuality ...