Features and Benefits:�Designed to cut through roots�Interlocking cable connectors with pin key release�Steel construction�For 4" to 6" pipes�Works with Milwaukee 7/8" sectional cable�Works with Milwaukee M18 FUEL™ sewer sectional machine (2871-22) or other professional drain cleaning machines�Rust Guard™ plating to reduce corrosionThe MILWAUKEE® 4" root cutter cuts through roots inside the line. This drain pipe root cutter is best used in 4" - 6" pipes. The pipe root cutter has a steel construction and Rust Guard™ plating that provides longer-lasting head attachments. This head attachment works with Milwaukee 7/8" open wind sectional cable designed for the M18 FUEL™ sewer sectional machine with CABLE-DRIVE™.