... ST0014-B2-1 Laser Welded Dry Core Bit with Side Electroplated Stripe for Granite 2.1-1/4", ... grinding discs, diamond resin grinding wheels, etc. 2. Workshop 2: tungsten carbide burrs: inch size and metric ... like dies, taps, hss or carbide end mills, counter sinks, step drills, cobalt drills, hobs, reamers, ... to Japan, Germany, the USA and Australia Laser Welded Dry Core Bit with Side Electroplated Stripe ...