Our factory manufactures Hex Socket Head Cap Screws DIN 912 Grade 12.9 and Hex Head Bolts DIN 931/ DIN 933 Grade 4.8/8.8, carriage bolts, Large flat head bolts, Flange head bolts andNon-standard bolts.

Material: 4.8/8.8 -- Carbon Steel,   12.9  ----- Alloy Steel
Size:  4.8/8.8 --   M3 to M22,     12.9  ----- M3 to M16

We have a whole set of manufacturing  and testing equipment which are imported from Taiwan and India.
our company has obtained the quality certification of ISO 9001:2000.
If you have any inquiry, please feel free to contact us.