Opening Tool, Head Type Opening Tool, Compatible Cleaner Series M18 Sectional Machines, Connection Size 5/8 in, Maximum Drain Line Inside Diameter 2 in, Minimum Drain Line Inside Diameter 1 1/4 in, Product Type Cutters, Compatible Cleaner Manufacturer Part Number 2818-20, Application Sectional Machine Cables, Cutter Type Opening Tool, Features RUST GUARD Plating, For Use With M18 FUEL Sectional Machine (2818-21), Milwaukee M18 FUEL Sewer Sectional Machine (2871-22), Material Steel