1085 Carbon Steel Round Wire, Material Carbon Steel, Material Grade 1085, Feet Per Pound 248 ft/lb, Heat Treatment Spring Tempered, Includes Material Certificate No, Overall Length 36 in, Shape Round Wire, Standards ASTM A228, Thickness 0.039 in, Thickness Tolerance +/-0.001 in, Tensile Strength 318,000 psi, Application Manufacturing Custom Size Springs, Package Type Tube, Package Weight 0.2 lb, System of Measurement Inch, Package Quantity 20