'Foil Roll, Copper, 110, Thickness 0.003 In., Width 2 In., Length 100 ft., Finish Plain, Temper Soft, Thickness Tolerance +/- 0.100 In., Width Tolerance +/- 0.010 In., Length Tolerance +/- 0.100 In., Typical Tensile Strength 26,000 psi, Typical Yield Strength 8,000 psi, Standards B152'