Material The cleaning brush is made of high quality plastic bristles, firmly holds the electric scrubbing brush, firm and durable, you can prevent the brush bristles from falling off or scratching safely. The scrub brush is labor-saving and the powerful cleaning kit does not include drilling tools, no need to waste time and effort on manual cleaning. The combination of the high-speed rotation of the electric motor and the high-quality cleaning brush makes it easy to clean dead corners, scums, stains, water spots and accumulated dust. MATCHING USE 3 professional joint brushes combined have different shapes and sizes to meet different cleaning needs. Almost all cordless and wired electric drills can use brushes. APPLICATION Sonic cleaning kit is professionally designed to clean bathroom surfaces, mortar, upholstery, wheels, tiles, toilets, kitchen surfaces, bathtubs and carpets. The extended attachment allows you to enter confined spaces, and hard-to-reach areas can be thoroughly