• ZHONG GU PRECISION HARDWARE(KUNSHAN) CO., LTD.

    KunBei Road, Kunshan, Jiangsu, China,0512

    Our company specialized in manufacturing and selling kinds of A2 A4 fastenners include hexagon nuts, socket set screws , bolts, wing tapping screws, woods rivets, washers, studs welding so on.We can carry out standard such as GB BS DIN ANSI IFI JIS ISO, etc. We ...