Firstar is a Chinese leading tools manufacturer & exporter. Mainly products are diamond saw blades, diamond core drill bits, diamond grinding cup wheel, diamond polishing pads, electro plated diamond tools, abrasives discs, flap discs, SDS plus/SDS max hammer drills and TCT circular saw blades. All production is based on advanced technologies with own know-how, complies with German DIN and DSA standard and is ISO 9002 certified. By very serious QC inspection, we promise every delivery is in good order. OEM and ODM orders are all welcome! Firstar also could provide free technical support & service to customers for special materials cutting or different markets demands. Welcome to do your job with Firstar Diamond tools & service.