Sinotools company produces the laser welded diamond  sawblades, mainly  for the wall, stone, repair of concretepavement and ground, refractory bricks and other hard brittlenon-metallic materials. We USES the international advanced laserwelded technology, thickening shape of design, and to ensure theefficient cutting blades of using effect, sharp, durable, highefficiency, safe, reliable. we offer the reasonable price, high quality service, and look forward to your cooperation.Welcome old and new customers to negotiate.