... -D1 2.Metal Bond Flexible Polishing Pad 3.size:3",4",5" 4.grit:50/100/200/400# ... and metric size, all standard rotary burrs 3. Workshop 3: diamond wet soft polishing pads and diamond ... files, hole saws, grout removers, wires, etc. 5. Workshop 5: titanium tubes and stainless steel tubes used in ... tools and industrial tools, like dies, taps, hss or carbide end mills, counter sinks, step drills, cobalt ...