TEKTON 3/8 Inch Drive Deep 12-Point Impact Socket Set with Rail, 9-Piece (5/16-3/4 in.) | SID91109

Tekton impact sockets have both a high-visibility laser marking and a permanent stamped marking that won't wear off. They're designed for use with both friction ring anvils and detent pin anvils. Each socket size meets a minimum of 1.3 times the ANSI/ASME standard for proof torque.Features:• Size is marked both with a high-visibility laser marking and a permanent stamped marking that won't wear off • 12-point sockets provide an exact fit for 12-point fasteners • Radiused corners prevent fastener round-off by applying force to a fastener's flat sides, rather than its corners • Meets a minimum of 1.3 times the ANSI/ASME standard for proof torque • Twist-to-lock socket rail organizes and securely holds socket in place—both for in your toolbox and on the go.