DIN7991 ISO10642 Hexagon socket countersunk head screws 

Hexagon socket countersunk head screws Standard: AMSE B18.3; DIN7991; ISO10642; GB70.3 Size: #0-1-1/2”; M3-M20 Material: Carbon Steel, Alloy Steel, Stainless Steel, Brass Grade: ASTM A307Gr.A, Class 4.8, 5.8, 6.8, 8.8, 10.9, 12.9 Thread: M, UNC, UNF Finish: Plain, Zinc Plated(Clear/Blue/Yellow/Black), Black oxide, Nickel, Chrome, H.D.G Packing: bulk in cartons (25kg Max.)+wood Pallet or according to customer special demand Application: Structural Steel; Metal Building; Oil