Diameters 2MM--80MM Surface: Zinc Plated, BLACK, PLAIN, YZP, HDG incl. DIN125 DIN9021 ASTM F436 Product details:Diameters 2MM--80MMSurface: Zinc Plated, BLACK, PLAIN, YZP, HDGincl. DIN125 DIN9021 ASTM F436Packing: bulk or small box packed in cartons, then in pallets.