About this project 【Two Pieces of the Same Style】Comes with 4 different shapes and sizes of brushes for all household cleaning tasks. Each brush head shape comes with two identical brush heads, so you don’t need to worry about buying another set of brushes that gets damaged or lost. The bristles won’t scratch your tub and shower tile surfaces.【 Powerful and Efficient】The rigid drill brush head can finish stubborn cleaning jobs faster and make cleaning more thorough. The truly perfect way to keep every nook and cranny of your house spotless! The bristles won’t scratch your tub and shower tile surfaces.【 Extended Reach Attachment & 2 Round Flat Brushes】Do you need to clean or scrub larger surfaces? The Cleaning Brush Accessory Set includes 4” and 5” diameter round flat brushes for larger surfaces such as boat hulls, floors and boat covers. Extended reach attachments help you clean tight or hard-to-reach spaces such as grate, drip pan, crevices, cars, and more.include: 2PSC 4” Diameter Round Flat Brush, 2PSC 5” Diameter Round Flat Brush, 2PSC 3.5” Diameter Oblong Brush, 2PSC 2” diameter round flat brush. 1PSC 6” Reach Attachment. rill not included.【 Universal Type】All brushes have 1/4 inch quick change, suitable for most drills and drivers.