TR fasteners is one of DIN912 Hex Socket screws Grade 12.9 Zinc manufacturers. Our factory ‘s fastener has good quality since we use precision machining and strict process to ensure all products are qualified. Our clients cover more than 40 countries such as Europe,America,South America etc. TR fasteners look forward to becoming your long-term partner in China. TR fasteners always belive the good quality it is important for long business.
Read MoreSend Inquiry