The MILWAUKEE® M18 FUEL™ High Speed Chain Snake for 1-1/2. . 4. Pipes delivers the power to descale, with instant setup. The M18 FUEL™ Chain Snake provides the power to descale up to 75. 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. of scale build-up per charge. The M18 FUEL™ High Speed Chain Snake comes with 1-1/2., 2., 3., and 4. standard chain knockers to clear grease and soft blockages. Additional accessories available: 1-1/2. Carbide (48-53-3024), 2. Carbide (48-53-3025), 3. Carbide (48-53-3026), 4. Carbide (48-53-3027), Grease Penetrating Head (48-53-3028).