Copper Spray S425, 400ml 400ml highly flammable, harmful to health Paste copper lubrication for thermetically challenged parts, hinders freezing. Reduces the squeaking of disc brakes. Service lubricants lick your scooter into shape. As brake cleaner and copper paste are a must in every laboratory, we do not use grinding products, but only high quality products. Rusty tank? Thanks to the Kreem tank preparation and sealant kit, the old tank will be like new in no time.