1/4" Drive RPT E-Star Socket E4

• Replaces standard E-Star tools

• Patented and unique bi-directional design enables loosening & tightening of new and damaged E-Star fasteners

• R.P.T. Technology prevents rounding of new and compromised fasteners

• R.P.T. Technology provides up to 50% more torque on NEW fasteners

• R.P.T. Technology provides up to 400% more torque on damaged fasteners

• Cr-Mo steel for increased strength and durability

• Oversized and ink-filled size markings for greater visibility