PROTO . J4770-3M

The Proto J4770-3M is a 1/4-inch drive metric hex bit socket with a precise 3mm size. It features a two-piece design, allowing for the replacement of worn bits, and measures 1-inch in length. The overall length of the socket is 1-7/8 inches. Made in the USA, this socket is designed for use with 1/4-inch drive tools.