The Milwaukee M18 FUEL High Speed Chain Snake for 1-1/2 in. - 4 in. Pipes delivers the power to descale, with instant setup. The M18 FUEL Chain Snake provides the power to descale up to 75 ft. out delivering full power at max distance. The Chain Snake delivers the easiest, most controlled wall-to-wall clean, featuring an infinite variable speed, an electronic foot pedal, and a mechanical clutch. Eliminate the hassle of extension cords, finding electrical outlets, and unreliable drill connections, the Chain Snake provides access to power anywhere. The included (2) M18 REDLITHIUM High Output HD 12.0 Battery Packs allow the tool to clear 150 ft. of scale build-up per charge. The M18 FUEL High Speed Chain Snake comes with 1-1/2 in., 2 in., 3 in., and 4 in. standard chain knockers to clear grease and soft blockages. Additional accessories available: 1-1/2 in. Carbide (48-53-3024), 2 in. Carbide (48-53-3025), 3 in. Carbide (48-53-3026), 4 in. Carbide (48-53-3027), Grease Penetrating Head (48-53-3028).