Our company specialized in manufacturing and selling kinds of A2 and A4 fastenners include hexagon nuts, hexagon socket set screws , hexagon bolts, wing nuts, tapping screws, woods screws, rivets, washers, studs welding and so on.We can carry out standard such as GB BS DIN ANSI IFI JIS ISO, etc. We can supply you high quality products and very competitive prices, delivery promptly. We take "credit first, service utmost" as our purpose. Warmly welcome to have business with customers at home and abroad. We believe that we will be your trustful cooperators and both of us will be benefit from our cooperation.