3mm 1/4 Inch Drive Metric Hex Chrome Vanadium Socket

EXTRA STRONG The socket is made from chrome vanadium steel with an S2 steel bit for strength and flexibility. INCREASED GRIP Satin finish for a better grip when handling the socket - perfect for oily environments. FOR HEX FASTENINGS Designed for use with hexagon hole fastenings. Use with in-hex screws or grub screws. INSTANT IDENTIFICATION The socket features roll stamped markings to ensure permanent and instant socket identification. SECURE DRIVE Ball bearing recess on the female end to grip a ratchet or extension bar securely.