For high production auto- tie balers. Stems of continuous wire 1, 000 lbs. - 2, 000 lbs. each on tubular steel carriers. Black annealed using batch annealing process in bell type furnaces. Made in the USA. Tensile Range 65, 000 to 75, 000 psi (avg. 70, 000 psi) Elongation on average 20% or greater.