Designed for clean bathtub, grout, bathroom surface, floor, tile, shower, toilet and carpet etc.Electric drill is not included.Item color displayed in photos may be showing slightly different on your computer monitor since monitors are not calibrated same.100% Brand new and high qualityBrush have a quarter inch quick change shaft.Durable in use.Size: as shown in pictureColor: as the picture shownPlease allow 1-5mm errors due to manual measurement.3 PCS Drill Brush KitConvenient to use.This drill brush attachment kit includes 3 brushes with different sizes you time.Nylon bristles will not scratch your bathtub and shower tile surfaces.