The SONAX Clay Disc is suitable for machine processing. Cleans and smoothens out paintwork surfaces. These clay discs are deal for removing stubbornly adhesive dirt contamination, such as paint overspray, water stains, tree sap, adhesive residues and other impurities. Diameter 150 mm. Will treat up to 60 vehicles. Easy to clean by rinsing out the absorbed impurities with water. Hook and loom velcro.