Features a 2-Piece Design for High-Torque Applications 5-Point Head and Tamper-Hole for Security Fasteners Socket and Drive Sizes Include: T8 (1/4-Inch), T10 (1/4-Inch), T15 (1/4-Inch), T20 (1/4-Inch), T25 (, Weight: 0.65 pounds, Manufacturer: CTA Tools