... size:dia.6/6.35mm x 20pcs/set We have the following workshops: 1. Workshop 1: diamond electroplated products: diamond ... files, hole saws, grout removers, wires, etc. 5. Workshop 5: titanium tubes and stainless steel tubes used in ... business since 1993. Our company was officially set up in 2003. We are exporting dental tools ... the USA and Australia Tungsten Carbide Set for Stone dia.6/6.35mm x 20pcs/set