flange bolts/hexagon flange bolts/hex flange bolts/DIN6921 Grade: 4.8,8.8 Finished: Black,Z.P ,H.D.G

flange bolts/hexagon flange bolts/hex flange bolts/DIN6921

Standards:ANSI(IFI),DIN,BS,JIS and per specially design.Grade4.8,8.8

Material: 35CrMo,40Cr,carbon steel, etc.Size:M6-M30Surface treatment: Chrome,Zinc,Black, Red, Blue, Green, Colorful.Packing:1)Polybag2)Plastic Box3)Standard Export Carton We can supply nonstandard nuts and bolts as customers' requirements.

DIN6921