110 Copper Rod, Material Copper, Material Grade 110, Outside Diameter 1 3/8 in, Outside Diameter Tolerance +/-0.0025 in, Overall Length 4 ft, Mechanical Finish Mill, Yield Strength 40,000 psi, Temper H04, Tensile Strength 46,000 psi, Standards ASTM B187, Heat Treatable No, Heat Treatment No Heat Treatment, Rockwell Hardness B45, Shape Rod, Appearance Metallic, Application Decorative Hardware, Electronics, Plumbing, Telecommunications, Wiring, Brinell Hardness 79