self drilling screws with washer

Tianjin Jinhua Yuancheng Metal Corporation is a big enterprise, which mainly produces and trades all kinds of hardware, welding wires, machines and tools. We have advanced production equipment, solid technical force and strong ability in researching and developing. Our product quality also takes a leading place in the same production line and has received good praise from customers. Our main products include nails, welding wires, wires, drill bits, bearings, tools and equipment. The nail series products include drywall screw, chipboard screw, self tapping/drilling screw, common nail, concrete nail, duplex nail, finishing nail, roofing nail with umbrella head, roofing nail with flat head, boat nail, coil common nail and coil roofing nail. Wire series include CO2 gas shielded welding wire, flux-cored wires, submerged arc welding wires, argon-arc welding wire, aluminum welding wire, stainless steel welding wire, volume nail wire, wire and wire mesh. Our bearing series include tapered roller bearings, thrust ball bearings, spherical roller bearings, cylindrical roller, pillow block, angular contact ball bearings and ball-bearings. The tool series products include dual-head ring spanners, adjustable wrenches, dual-purpose spanners, British type forging tube pliers, American type heavy-duty tube pliers, vertical hydraulic jacks, two and three-jaw pullers, slip-joint pliers and Allen wrenches. Besides, we also supply equipment such as rock drills, pneumatic jumbolters, drill bits, drill rod and combined rod joints, as well as drill bits, including chisel type drill bits, cross type drill bits, bottom drill bits, latent-hole drill bits and diamond laminated sheet bolt drills. Our products are not only well sold to local markets in large sales volume but also exported to many countries in Europe, America and Southeast Asia. We promise that we will offer customers the best products and service depended on the advanced inspection equipment, scientific management and exquisite workmanship. We welcome friends from all over the world to visit our company and for business cooperation. We are glad to establish friendly business relations with you. The aim of our company is "to survival by quality and develop by prestige".