Profile: China-Metal-Tools.com offers diamond tools, drill bits and saw blades. Our products include diamond core bits, tuck point blades, diamond saw blades, cut-off wheels, diamond polishing pads, gang saws, straight shank twist drill bit, CNC tool holders and contoured products. Our diamond saw blades are designed for chip free cutting of the hardest materials. These diamond blades are excellent for cutting porcelain tile, granite, marble, quarry tile and travertine.