Essential details Finish: ZINC PLATED, Black Oxide, galvanized, passivated, Nickel Plated, ZINC PLATED, Black Oxide, galvanized, passivated,Nickel Plated Measurement system: Metric, Imperial (Inch), Metric, Imperial (Inch) Application: Heavy Industry, Mining, Water Treatment, Healthcare, Retail Industry, Heavy Industry, Mining, Water Treatment, Healthcare,Retail Industry Model Number: Cap Nuts, M3 M4 M5 M6 M8 M10 M12 Standard: DIN, DIN, ISO,DIN ANSI/ASME JIS GB ISO Various types: Cylindrical,Hexagonal,Square,Ball etc Material: Carbon Steel Stainless Steel 304,/316, ML08AL Surface: Plain, Zinc plated (blue, silver, yellow), passivated Service type: OEM or ODM a manufacturer of fastener, has been supplying non-standard and custom made screw since 2002. According sample or drawing requirements, provide one-stop custom services to solving your custom screw needs. King-Tower is committed to offering you the widest range of sems screw, anti-theft screw, thread-locking screw and stainless steel screw and more. If you have any fastening inquiries, our engineering department will be glad to help with our many custom screw options. Q1. why should you buy from us not from other suppliers A1:1.Our company has passed IATF16949:2016quality system certification; 2.We have 11 years experience in screws production; 3.We can provide the OEM&ODM serve. Q2. What is the advantage about your company A2.Our company has professional team(ten engineer with 11 years experience) and professional production line(more than 200 sets of precision equipment ). Q3. Why should I choose your products A3. Our products are high quality and competitive price; Q4. The logo and the color can be customized A4.Yes,we can custom the logo and color,accroding to your requirements. Q5. Any other good service your company can provide A5. We can provide better after-sale and faster delivery.