Product name: the inner disk head / flat round stainless steel socket head cap screws Product Standard: DIN7380 Products: stainless steel hex head screws within the disk, also known as the inner flat round stainless steel hex screws Tai'an Inch American Standard screws, except for the head the other parameters are the same pan head Phillips screws. Most stainless steel hex screws flat round use as a tamper-proof screws. Head shape mushroom head Qingdao British American Standard screws, it is also known in the mushroom head Allen screws. Within the material SUS304 pan head screws and hex head Pune trays hex screws. Scope of supply: Size: M3-M12 stainless steel pan head screws are the combination of a flat washer and a spring washer (you can only put a single flat washer or a spring washer) before rubbing the teeth in place, so that it does not fall off after forming, When you install the assembly in another level without pads or shells pad. combination of screws to use and convenient. Jinan Daoqin companies often stocked with stainless steel screws are made of a combination of SUS304 and SUS316 no two wood. Stainless steel screws are generally designed as a combination of semi-circular cross-shaped or hexagonal head screw. Standard: GB / 9074.2 GB / T9074.3 GB / T9074.4 GB / T9074.5 Dongying British American Standard screws | British American Standard screws | 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_42227555.html), for more information about the company.