1) Description: high strength bolts

2) Standard: DIN,ANSI/ASME,BS,AS

3) Nominal size: M6-M20 1/4--7/8' inch Screw length 10mm - 300mm(1/2" - 18")

4) Surface: black, yellow zinc, white zinc, white blue zinc, H.D.G. , Dakeluo.......

5) Grade of strength: 4.8, 6.8, 8.8,10.9 (2,5,10 )

6) Materials: SWRCH8A, SWRCH35K, Q195LY, 35#, 45#, 40CrMo..........

7) Packing:Paper carton or bag in a strong pallet.

8) We can produce the Non-standard fasteners according to drawings or the samples.