Material Stainless Steel, Spring Steel, Carbon Steel Size 10mm minimum Surface Finish Polished, blackening, Zinc Plated, Corm plating, Metal Coated, Chemical Coated, Electroplated Shape Round,Wave,Belleville,Circular,Cone Material Grade As Per Customer Requirement Packaging Type As Per Customer Requirement Tensile Strength 100-300 Mpa Dimension/Size Any (As per client specification & drawing) Thickness 0.3mm to 10mm