Our company is mainly specializing in producing various fasteners products, and simultaneously can produce various products of non-standard parts with size range from M6-M50. The main production standards we have been implementing are GB (Chinese Standards), BS (British Standards), ANSI (Amercian National Standards), JIS (Japanese Industry Standards) and   SP(Non-standard Products). The specification is M6-M50; the grade can reach up to from 4.6 to 10.9. All products with grades of over 8.8 will be tested strictly by China National Center for the Quality Supervision and Test of Standard Parts and the company has passed the certification of ISO9001:2000Quality Management Systems.