Washer DIN6796 Material: Steel, Stainless Steel Size: 4mm -30mm Surface: Black, Phosphated, Zinc Plated Excellent quality and competitive priceMaterial: 65Mn(that's AISI 1065 equivalent), 2Cr13, or as per customer requirementssize: 4mm-30mmSurface: Black, Phosphated, Zinc Plated, etc. washer DIN6796