Stainless steel cross recessed countersunk head screw is shaped stainless steel screws Heze shaped stainless steel screws on the connector surface mounting hole "stainless steel flat head Phillips screws," a 90-degree machining tapered round nest, the head of the screw in this round fossa Yantai shaped stainless steel screws and fittings flush with the surface. Stainless steel cross recessed countersunk head screws, stainless steel flat head Phillips screws in some occasions, there are round head screws, screw this more beautiful, the surface can be used to allow a few prominent place. The basic position classification screw thread externally threaded screw type orthodontic tooth pros metric thread Stainless steel cross recessed groove all-metal lock nut "Details Surface Treatment without treatment product grade A height of 8 categories of stainless steel fastening nut thread full metal locknut M4M5M6M8M10M12M14M16 brand Sunchime stainless steel all-metal locking nut Spot Spot samples or other materials Standard No. A2-70 grade stainless steel edge width of 16 all-metal locking nut shaped stainless steel screws Binzhou, Jinan Road ground (certified), stainless steel Shaped screws provided by Jinan Daoqin Trading Company Jinan Daoqin Trading Company (www.daoqinshangmao.com) (www.daoqinshangmao.com) Shandong Jinan, hardware accessories leader, over the years, the company implementing the scientific management, innovation development, the principle of honesty and trustworthiness, and satisfy customer needs. In Jinan Daoqin leadership with the staff warmly welcome all inquiries negotiations to create Jinan Daoqin a better future can also be accessed (www.daoqinshangmao.com/supply_details_43660615 .html), for more information about the company.