Our AIR-TIP? 2-in-1 utility brush tool can clean multiple surfaces with easy an access sliding brush. The sliding brush can be easily deployed with a click of a button to protect delicate surfaces or agitate debris when needed. Sliding back the brush head allows for additional cleaning versatility when you need more suction or no bristles. The Milwaukee AIR-TIP? 2-in-1 utility brush tool is compatible with other wet or dry vacuum brands with 1-1/4, 1-7/8, 2-1/2 in Dia and is part of the AIR-TIP? family of trade focused vacuum accessories.