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Hex bolt:
1)standard :DIN,ANSI,BS,JIS,ISO,GB
2)nomal size:M3-M64 10#3"
3)finish:black,yellow,zinc,white zinc,white blue zinc,H.D.G
4)grade of strenght:4.8.5.8,6.8,8.8,10.9,12.9
5)material:SWRCH8A,SWRCH35K,Q195LY,35#,45#,40CrMo,Mild steel,carton steel.
6)packing:carton or bag in a stronger pallet also according to the clients' requirment
hex bolt
