Kobalt Metric 3/8-in Drive 12-point 10mm Deep Socket

12-Point socket design allows work on multiple fastener types including 6-point, 12-point, square, star and some rounded. Deep well allows access to fasteners located on longer bolts. 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.