Kobalt Universal 3/8-in to 1/4-in Socket Adapter

This socket adapter makes any 3/8-in drive ratchet fit your 1/4-in drive sockets. Constructed of chrome vanadium steel and heat treated for strength and durability. Natural surface grind with a matte black finish that allows you to easily identify Universal tools in your tool box. Meets or exceeds ASME specifications. Hassle-free lifetime guarantee.