Kobalt Metric 1/4-in Drive 6-point 5mm Deep Socket

6-Point socket design reduces risk of slippage and rounding off your fastener. Constructed of chrome vanadium steel and heat treated for strength and durability. Professional grade, high polish finish. Size callout is laser etched. Blue color stripe helps identify metric sockets. Meets or exceeds ASME specifications. Hassle-free lifetime guarantee.