These are also called as Screw Driver Bit Holders. It has a 3/8" square drive female on one side and a ¼" Hex Drive female on the other end. It is also available in ½" Square Drive. It has a spring release shell which retracts to accept the ¼" hex power type bits and Nut Runnemore...
These are also called as Screw Driver Bit Holders. It has a 3/8" square drive female on one side and a ¼" Hex Drive female on the other end. It is also available in ½" Square Drive. It has a spring release shell which retracts to accept the ¼" hex power type bits and Nut Runnemore...