110 Copper Foil Soft Temper .005″ Thick x 1/2″ Wide x 100 Foot Length Thickness: .005″ Thickness Tolerance: +/-.0008″ Width: 1/2″ Length in Feet: 100 Temper: Soft Annealed ASTM B152 Alloy 110 Copper, Unpolished Yield Strength: 10K PSI Width Tolerances: +/- 1/64″ Length Tolerances: 50 Ft Roll: + 5 Feet 100 Ft Roll: +/- 8 Feet ’