WORKSHOP Wet Dry Vacuum Accessories WS25005A Wet Dry Vacuum Hose Grip, 2-1/2-Inch Wet Dry Vac Hose Grip with Ergonomic Design and Bleeder Valve for Suction Control A bleeder valve is built into the shop vacuum hose grip that allows for suction control. Opening the value creates a bypass so that suction is reduced at the working end. This is ideal when controlling what is vacuum or when working around items such as housewares. Built in angle of vacuum attachment improves ergonomics and efficiency, and allows user to work longer This shop vacuum attachment is a unique wet/dry vacuum accessory that provides the ability to add a handle to your wet dry vacuum hose to reduce hand fatigue. 2-1/2-inch diameter vacuum accessories allows for larger sized debris collection and maximum airflow Wet dry vacuum hose fits most shop vacuums with the standard 2-1/2-inch inlet port opening