Specification: 1.ST0201-D Flexible Metal Copper Resin Pads 2.size:4",5" 3.50/100/200/400# We have the following ... wet soft polishing pads and diamond dry soft polishing pads 4. Workshop 4: carbide brazed tools, like files, hole saws, grout removers ... tools to Japan, Germany, the USA and Australia Flexible Metal Copper Resin Pads size:4",5"