M18 FUEL SWITCH PACK sectional drum system is the first drain cleaning solution that combines the benefits of sectional and drum machines, creating the single most versatile and mobile machine on the market. Tackling the most frequent challenge of any drain cleaning application, getting the machine onto the job, the SWITCH PACK system utilizes a modular design with backpack straps for the easiest transport to any roof, drain, crawl space, or ruNut. The tool-free drum connection allows users to quickly interchange between cable sizes, or add a second drum to reach 100 Ft. down the line. All SWITCH PACK drums are fully enclosed providing the best protection against protection against mess.