We are specializing in manufacture of stainless steel screws &fasteners which are in high quality, high intensity and antirustcapacity. Salt spray testing for our passivated stainless steelproducts all can reach up to 72 hours or more, and the longesttime can reach up to 4000 hours. Tensile strength for ourproducts can reach up to 1650N/mm2(Mpa). Our 410 stainless steelself drilling screw #12 with point 3 can easily drill through 6mmsteel plate. 410 stainless steel self drilling screw #12 with point5 can easily drill through 12mm steel plate and can be used fourtimes. Our products are widely used in building(roofing andwindow), telecommunication, household electronic appliance,sanitary product, kitchen ware, automobile, pump & valve,electronics, electromechanical, railway, shipbuilding, furnitureand chemical industry and so on. Product: DIN, JIS, ANSI/ASME/IFI,BS, ISO Stainless Steel Self-Drilling Tapping Screws, TappingScrews, Machine Screws, Screws With Captive Washer, Bolts, Rivets,Washers, Nuts, Shaft, Special screws, Automotive fastenersMaterial: 304, 304HC, 304L, 305J1, 316, 316CU, 316L, 410, 430, 550Grade: A2-50/A2-70/A2-80, A4-50/A4-70/A4-80, C1-110, F1-60,B6/B8/B8M