Our plant specializes in producing various kinds of high strength fasteners, including external hex bolts and screws, nuts, etc., which reachs the standards of GB,ISO,DIN,AS,ANSI(IFI) and BS etc.We produce the fasteners with intensity grade 4.8 and 8.8, and the American Standard B7 and L7.Our factory has strong capacity and delivers in time, the products are all with high quality and competitive price.