The Krylon B25217 Aerosol Filling System Maintenance Parts Valve Clearing Tool Omni-Fill The Krylon B25217 Aerosol Filling System Maintenance Parts Valve Clearing Tool Omni-Fill is an essential component designed to streamline the maintenance of aerosol paint systems. This tool ensures that the filling process is efficient and effective, making it a crucial asset for both professionals and DIY enthusiasts in the automotive and industrial sectors.