Features and Benefits:

• Chrome vanadium steel construction
• Precise radial spline teeth engage the fastener over a wider area to minimize stress and allow use of higher torque without damage to the fastener or the tool
• Also fits a variety of other fasteners: 12 point (triple square), Torx®, 6 point, square and damaged fasteners

Includes 5/16", 3/8", 7/16", 1/2", 9/16", 5/8", 11/16" and 3/4" sockets on handy socket rail.