Product Name: Socket Pancake Head Screw Black Grade: Heat Treatment Standard: DIN, GB, ANSI, Customaized Head Style: Pancake Groove: Cross/Phillips/Pozi/Combine/Slot/Trox Type: Socket Material: C1022/Stainless Steel Trademark: KP Transport Package: Small Box/ Bulk Carton/ Pallets Specification: 3.5-6.3mm, #6 -1/4" Origin: China HS Code: 7318140090 Product Description KINGPLUSE is specialized in different kinds of fasteners. We stick to the principle of "quality first, service first, continuous improvement and innovation to meet the customers" for the management and "zero defect, zero complaints" as the quality objective. To perfect our service, we make our products with good quality at the reasonable price.Hex washer head/hex flange head self drilling screwroofing screw TEK screw self tapping screw with EPDM washer / rubber washer DIN7504KSYSTEMSIZEMATERIALFINISHSPECIFICATIONMETRIC3.5-6.3mmSteel: C1022Stainless SteelZP, YZPDacrometRuspertCustomizedDIN7504INCH#6- 1/4"SAE J78ANSI/ASME B18.6.4about US:KINGPLUSE, ISO9001: 2015 certified, is a professional manufacturer of hexagonal fasteners, as well as an exporter of a wide range of industrial and constructive fasteners and fixings.KINGPLUSE was founded as a trading agent for hexagonal bolts in 2006 in Shanghai. Gone through rapid development, Kingpluse has accumulated rich experience in fastener filed, especially in hexagonal items. To kepp competitive and reliable in the market, KINGPLUSE has seized the chances to become the owner of a manufacturer for bolts and the shareholder of 3 professional manufacturers for self-drilling screws, nuts and washers during the year of 2012-2014. Largo capacity, along with our professional knowledge and experience, will guarentee the customers getting high quality products at the most favorable prices.KINGPLUSE COMMITMENT:High Quality ProductsMost Competitive PricesOn-time deliveryComprehensive After-Sale servicePRODUCTION WORKSHOP:WE HAVE STRICT QUALITY CONTRAL:OUR MAIN PRODUCTS: