S-K`s locking extensions feature a SureGripr lock which holds the socket on the extension. This stops the problem of sockets remaining stuck to a fastener, usually in a hard to reach location.S-K sockets have 4 recess detents in socket drive square for quick attachment. High polish SuperKromer plating results in a jewelry-like finish, providing long life and maximum corrosion resistance.
SK 45186 3/8" Drive Locking Socket Extension - 13.5" Length