Straight Auger, Head Type Straight Auger, Compatible Cleaner Series M18 Sectional Machines, Connection Size 7/8 in, Maximum Drain Line Inside Diameter 2 1/2 in, Minimum Drain Line Inside Diameter 2 in, Product Type Augers, Compatible Cleaner Manufacturer Part Number 2818-20, 2871-20, Application Sectional Machine Cables, Auger Types Included Straight Auger, Features Interlocking Cable Connectors with Pin Key Release, RUST GUARD Plating