Specification: 1.ST0014-B1-1 Diamond Segmented Core Bit for Granite 2.M14/10mm Shank 3.dia.20/25/30/ ... tools and industrial tools, like dies, taps, hss or carbide end mills, counter sinks, step drills, cobalt drills, hobs, reamers, etc ... to Japan, Germany, the USA and Australia Diamond Segmented Core Bit for Granite