Grey Pneumatic 3/8" Drive x 3/8" Impact Quick Change Adapter

This adapter provides a "quick change" mechanism by the use of a sliding collar and two positive retention balls for fast change of a socket on the end of a tool anvil Works with impact tool anvils that have a clip retention device or pin hole A pin hole type anvil and use of a pin and retaining o-ring are recommended to secure this adapter to the anvil Made from high quality chrome-molybdenum steel Heat treated for strength and durability