Description Features: All GBoost® pullers start out with annealed, cold-rolled alloy steel. Due to several unique processes, GBoost® pullers are superior to any other puller on the market. Oil Quenched Tempered Rockwell hardness between 50-55 Zinc plated to prevent rust and thread deterioration Machined to exact specifications in the U.S.A. This results in 31% higher tensile strength 19% higher yield strength Stronger than any existing OEM pullers All pullers come packaged with complete application data.
