Available in 3/8″ and 1/2″ drive sizes, this second-generation set is built with our patented Rounding Prevention Technology (RPT™) and precision-machined S2 steel construction. Each socket features a corrosion-resistant coating and large, stamped and paint-filled markings for quick identification, even in low-light conditions.

Grip Edge Tools 3-PC RPT 3/8 & 1/2″ Drive Standard Security Triple Square Bit Socket Set. RPT Triple Square is designed to replace standard tools by preventing the rounding of good fasteners. The 3-Piece GripEdge™ Tamper-Proof Triple Bit Socket Set includes both 3/8″ and 1/2″ drive sizes and the MT14, MT16 and MT18 Standard Security Triple Square Bit Sockets.