... .Item No:ST0014-B1 2.Diamond Segmented Core Bits for Granite 3.5/8"-11,M14,3/8"-3" We have ... , like dies, taps, hss or carbide end mills, counter sinks, step drills, cobalt drills, hobs, reamers, etc. We have 18 years ... , Germany, the USA and Australia Diamond Segmented Core Bits for Granite 5/8"-11,M14,3/8"-3"