Teeth and studs (2) studs -bm = 1d: GB897 / DIN938 (3) studs -bm = 1.25d: GB898 / DIN939 (4) studs -bm = 1.5d: GB899 (5) stud -bm = 2d: GB900 (1) teeth: GB15389 / DIN976 (6) and other long stud: GB901 / DIN976 stainless steel hex bolts hex bolts, also known as stainless steel hex screws, or simply as stainless steel hex bolts. The material is 304 stainless steel screw rings Liaocheng, is playing with stainless steel screws wire made of hexagonal bolts pier. Stainless steel hex screws with stainless steel 201, stainless steel 304 304 Yantai screw rings, stainless steel, etc. 316. According to different Heze 304 stainless steel rings, screws, market pricing is different, better materials, the higher the price. Liaocheng 304 rings, screws _ Jinan Road ground (certified) _304 screw rings 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 is implementing the scientific management, innovation and development, the principle of honesty and trustworthiness, and satisfy customer needs. Jinan Road ground in leadership with the staff warmly welcome all inquiries negotiations to create Jinan Daoqin a better future. You can also access (www.daoqinshangmao.com/supply_details_42990255.html), for more information about the company.