Apex Tool CDTA0C ADAPTER 1/4IN F X 3/8IN M

1/4" Drive 1/4" F x 3/8" M Adapter. Increasing adapter instantly turns a 1/4" drive tool to a 3/8" drive tool when added to a 1/4" drive tool square drive tang. Manufactured from chrome alloy steel for better strength and longer tool life. Bright, full polish chrome finish easily wipes clean and resists corrosion. Ball detent for secure socket retention. Meets or exceeds ASME specifications.