... Steel,Stainless steel,Alloy steel,Brass 2.Zinc-plated,Nickel-Plated 3.Custom made 4.ISO factory --------------------------- ... SCREW ACCORDING TO YOUR DRAWINGS---------------------------- Zinc Plated Stamping Parts 1. Standard of Zinc Plated Stamping Parts : ISO,JIS,GB ... steel,Plastic3. Dimension of Zinc Plated Stamping Parts : M4-M1004. Surface treatment:: Zinc,Nickel plated,Black Oxide,HDG,Dacromet, ...