DEWALT DW2299 Socket Adapter, 1 2 in Input Drive Size, Black Oxide, 3 8 in Output Drive Size, Square G1407244 HEPA Vacuum Pickup Type Wet Dry HEPA Vacuum Pickup Type Wet Dry Air Flow 148 cfm Static Pressure 148 in Tank Material Plastic Tank Dry Capacity 11 gal Tank Wet Capacity 7 3 4 gal Vacuum Collection Type Disposable Bag Number of Motor Stages 2 Watts 890 Peak Horsepower 1 1 2 hp Amps 7 Closure Clip Drive Size 1 2" Overall Length 1 1 2 in Output Drive Size 3 8" Input Drive Size 1 2 in Wire Rope Length 1 1 2 in Number of Pieces 1 Finish Black Oxide Drive Type Impact For Use With All Impact Drivers Drive Type Impact