... M2-M45 4. Material:304 316 316L 304L etc. Product Name: stainless steel shaft Certificate: ISO9001,TS16949 Material: ... 20-30 workdays Production capacity: 20t/month Nanjing Flybear Hardware Products Co., Ltd., located in the historic ancient capital of Nanjing, ... the ISO9001: 2008 & TS16949 certification,Give priority to ensuring product quality, production and testing equipment, talent pool, plump, ...