We’re one of the professional manufacturers & exporters specialized in screws, including self tapping screws, machine screws, chipboard screws, wood screws, drywall screws, roofing screws, self drilling screws etc.All head code，Drive code and Surface finishes are available. Our products are strictly in line with DIN, ANSI, BS, JIS, GB, ISO standard. We can also produce samples according to customers’ xxxxx quality is excellent, the price is resonable. We welcome you to have your inquiry and give response to you in the shortest time.