TEKTON 3/8 Inch Drive Deep 12 Point Impact Socket Set, Piece (8 19 mm) Rails SID91111

Includes 12-pc. 3/8 inch drive deep 12-point impact sockets: 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19 mm; 13 inch socket rail 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.