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