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. Precise 12-point opening fits double hex (12-sided)， hex， and square-shaped fasteners. Each socket size meets a minimum of 1.3 times the ANSI/ASME standard for proof torque.

Sizes are marked both with a high-visibility laser marking and a permanent stamped marking that won't wear off

12-point opening fits double hex (12-sided)， hex， and square-shaped 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 sockets in place， both for in your toolbox and on the go

12-pc. 3/8 in. drive standard 12-point metric impact sockets: 8 mm， 9 mm， 10 mm， 11 mm， 12 mm， 13 mm， 14 mm， 15 mm， 16 mm， 17 mm， 18 mm， 19 mm

12-pc. 3/8 in. drive deep 12-point metric impact sockets: 8 mm， 9 mm， 10 mm， 11 mm， 12 mm， 13 mm， 14 mm， 15 mm， 16 mm， 17 mm， 18 mm， 19 mm

Socket rails and tray