A fast acting, deep-cleaning formula that the professionals know, and trust!. Quickly removes brake dust without leaving a residue behind. The proper use of SOLDER SEAL GUNK BRAKE CLEANER can help improve performance. Its high solvency and fast evaporation quickly dissolves and flushes away brake fluid, oil, grease and other contaminants from all types of brake and C.V. joint assemblies. It cleans instantly and can be applied without disassembling the brake unit. It leaves no residue and helps stop disc brakes squeal and "chatter". Use SOLDER SEAL GUNK BRAKE CLEANER on: conventional brake units, linings and shoes, drums, cylinders, springs, disc brake units C.V. joints, caliper units, brake pads, discs, and related parts.