Feature 1Our drill brush attachments are made of high quality nylon, no scratches, high chemical resistance and durability. 2It is a reliable choice for long lasting cleaning tools, ideal for cleaning your bathroom, bathtubs, toilets, kitchen sinks, wheels and tires and other furniture. 3Our cleaning brush shaft is an industry standard 1/4 inch steel quick release shaft, which can be firmly attached to your drill bit. 4The long lasting shaft of this cleaning drill brush is strong enough to withstand heavy scrubbing. 5The steel quick release shaft adopts industry standards, this electric drill brush can be installed in most cordless electric drill brands.SpecificationItem Type: DrillBrushesAttachmentSetMaterial: Nylon Medium Hard BristleInterface: 1/4 inApplication: Cleaning bathtub, cement slurry, interior decoration, bathroom surface, floor, ceramic tile, shower, toilet and carpet, etc.Installation Quantity of Scrubber Bit: 4 Pieces .wang-edit-text{ font-family:'Arial' !important; } .wang-edit-text table { border-top: 1px solid #000; border-left: 1px solid #000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid #000; border-right: 1px solid #000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; }Package List3 x Brush1 x Extension Rod