Professional Heavy Duty Brake Parts Cleaner assists in the prevention of uneven braking, noise and chattering by quickly dissolving and washing away lining dust, brake fluid, oily road film and grit to leave brake surfaces clean, without disassembly. Uneven braking, noise and chattering can be caused by brake shoe and pad lining dust, brake fluid seepage, and slippery road film that contaminates brake drums and discs