ASTM A307-04 Hex bolts

Material : Mild carbon steel 

Mechanical properties : ASTM A307

Class : A and B

Thread as per ASME B1.1-02

Do not need to be chamfered on the point

Finish :Blackening .ZP .ZY.HDG .MZP.Dacromet

With washer face under hex head 

Diameter range : 1/4" - 2"

Length range : 1/2" - 40"

Cold forming : Dia.≦1" and L≦12"

Hot forged : 1.1/8"≦Dia.≦1.1/2" and L Max 40"