1. wallboard self-tapping screws for gypsum wallboard and other connections between metal keel. The threads of the threaded stud stainless steel rivets, threaded surface also has high hardness (≥HRC53), can be made without a pre-condition of the hole, quickly screwed into the keel, thus forming a connection. 2. stainless steel self drilling screws with ordinary tapping screws is that different from ordinary self-tapping screws in the connection, subject to drilling (drill thread bottom) and tapping (including fastening) two processes; and since drilling tapping screws when connected, it will be drilled and tapped two processes once the merger is completed. It first screw in front of the drill to drill, and then they were tapping screws (including fastening), saving construction time, improve construction efficiency. Technical parameters technical parameters Qingdao self-tapping screws stainless steel rivets, provides self-tapping screws head size, head thickness, size and depth of cross slot, thread diameter, stainless steel rivets Zibo design, production, testing, etc. diameter. Tolerance Product details: stainless steel self-tapping screws Description: stainless steel self-tapping screws are stainless steel, self-tapping thread screws. Stainless steel, stainless steel SUS201, SUS304, SUS316 and the like. Its common thread and wire teeth different machine, general machine wire screw thread is uniform. Is required for use with the screw. The stainless steel self-tapping screws are not required for use with the nut. For stainless steel plate Tai'an iron rivets, wood has a self-tapping action. Can self-tapping drilling, locking materials. To represent the letters "ST" we screw industry practice. For example, pan head self tapping screws with "PA" said Shen head tapping screws with the letters "KA" said head screws umbrella "TA" letters, and so on. Weifang stainless steel rivets, stainless steel rivets, Jinan Road ground is provided by Jinan Daoqin Trading Company. Jinan Daoqin Trading Company (www.daoqinshangmao.com) (www.daoqinshangmao.com) strong, credible, in Jinan, Shandong and other hardware accessories industry has accumulated a large number of loyal customers. The company better work attitude and constantly improving innovative ideas will lead Jinan Road ground and you work into the brilliant, for a better future! You can also access (www.daoqinshangmao.com/supply_details_43896715.html), for more information about the company.