5/16" - 3/8" Dr Long RPT Hex bit socket

• Replaces standard hex tools

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

• R.P.T. Technology is designed to prevent 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

• S2 steel for increased strength and durability

• Oversized roll stamping and ink filled size markings for greater visibility