Specification: Type: Drill Brushes Kit Material: High-strength Plastic Brushes Diameter: 2 Inch/3.5 Inch/4 Inch Extension Tube: 15cm Drill Adapter: M10Features: Different sizes brushes to meet difference required. It is tightly brushed, it's easy to clean and corrosion resistant. Medium stiffness nylon bristles and it will not scratch the item surfaces. Soft and fine workmanship, will not damage the car surface. Designed for clean car tire, bathroom surface, carpet, floor, tile, shower and toilet etc. Cleaning efficiency is 6 times that of manual cleaning, it can save your time.Package Included: 1 x Car Cleaning SetNote: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.