Detailed introduction to Screw ANSI:

1)Standard: ANSI
2)Grade: 8.8 ;  10.9;  12.9
3)Size: M8--M42       length:6--420 mm
4)Material:carbon steel, alloy steel.(35k,45#,40Cr,35CrMoA,42CrMoA)
5)Process:Cold heading/hot forging
6)Finish:black oxidized
         zinc plates(white Zinc,blue Zinc,color Zinc,white&blue Zinc,black Zinc)
         hot dip galvanized.
         Dacromet
7)Packing:25kg per export carton with PVC belt fasten,36 cartons packed in a pvc frame.
8)Supply Ability:1000 tons per month.
9)Delivery:7-60 days