Special Stamping Parts 1.Steel,Stainless steel,Alloy steel,Brass 2.Zinc-plated ... CUSTOMIZE THE SCREW ACCORDING TO YOUR DRAWINGS---------------------------- Special Stamping Parts 1. Standard of Special Stamping Parts : ISO,JIS,GB,ANSI,BSW,DIN or non ... steel,Stainless steel304,316,Alloy steel,Plastic3. Dimension of Special Stamping Parts : M4-M1004. Surface treatment:: Zinc,Nickel plated,Black Oxide, ...