Ko-ken USA Koken 3/8 Sq. Flare Nut Socket

METRIC, 3/8” DRIVE, FLARE NUT, STANDARD LENGTH, CHROME HAND SOCKET. Flare nut sockets are specifically designed for Lambda probes, featuring an open section that facilitates easy use with wires and connectors. Input Drive Size: 3/8″ Drive Shape: Square Length: 53mm Type: Flare Nut Socket Output Size: 12mm Opening: Flare Nut