Specification: 1.Item No:ST0014-B1 2.Diamond Segmented Core Bits for Granite 3.5/8"-11,M14,3/8"-3" We have the following workshops ... : inch size and metric size, all standard rotary burrs 3. Workshop 3: diamond wet soft polishing pads and diamond dry soft polishing ... Japan, Germany, the USA and Australia Diamond Segmented Core Bits for Granite 5/8"-11,M14 ...