1.45Piece Drill Cleaning Attachment Set (Brush&Scouring Pads&Scrub Sponge). Includes: 11piece of different purpose drill brush set, 27 Piece different stiffiness Scouring pads, 5 Piece scrub sponge with 4 inch backer and 1 piece Extended Reach Attachment 2.5 Different Stiffiness Nylon Bristle: (White Bristle:Soft, Yellow: Medium, Black Bristle and Red Bristle: Stiff) :clean your bathtub, grout, upholstery, bathroom surface, floor, tile, shower, toilet and carpet etc, Nylon bristles will not scratch surfaces of them. 3.27Piece DIFFERENT STIFFNESSES Scouring Pads and 5 Piece Scrub Sponge : perfect for kitchen cleaning Oven Stove Cooktop Sink Cast Iron Skillet Frying Pan Pots and Pans . The green pads are a bit stiffer and thicker than the red and grey ones. 4.Time Saving: Get tired of the boring household cleaning? Try Power Scrubbing Drill Brush Cleaning brushes and Scouring Pads that attach to any cordless drill or impact driver, become a powerful cleaning tool. Get stubborn cleaning jobs done faster and achieve a deeper clean, definitely a good partner for your household cleaning. (DRILL IS NOT INCLUDED) 5.Applications and practical use scenarios: - Bathroom tasks: tub, grout, upholstery, bathroom surface, floor, tile, shower, toilet and carpet. - Kitchen tasks: oven, stove, cooktop, sink, cast iron skillet, frying pan, pots and pans. - General cleaning: hard to reach areas and tough stains with extended reach attachment.