Specification: 1.ST0014-B2-1 Laser Welded Dry Core Bit with Side Electroplated Stripe for Granite 2.1-1/4",1- ... blades,diamond grinding wheels,diamond profile wheelsdiamond vacuum brazed toolstile bits, marble bits,hand padsdiamond files,diamond sintered carving burrsflexible polishing pads ... to Japan, Germany, the USA and Australia Laser Welded Dry Core Bit with Side Electroplated Stripe for Granite