We  mainly produce standard and non-stand fasteners of grade 4.8--12.9,including 2 series of stainless steel & iron products.
    The product:hex bolt,carriager bolt,square bolt,(anchor bolt) (stud bolt),(thread bar).(U-bolt),(T-bolt),(SQSQ bolt),(high strength bolt and other kinds of non-standard
    Standard:DIN,ISO,JIS,ASTM,BS.....

DIN931,DIN933,A325,DIN603,DIN6914,DIN7990,DIN601,

BS7419,BS916,BS1038,BS1769,307A,307B.....

   size of fasteners:M8--M52(3/8--2")

   length:3 to 50times of diameter

   surface:HDG,PLN,BK,ZP,ZYP..