Drain Cleaning Cutter, Head Type C Cutter, Compatible Cleaner Series 22XP37, 22XP38, 22XP39, Connection Size 5/8 in, Maximum Drain Line Inside Diameter 4 in, Minimum Drain Line Inside Diameter 2 in, Product Type Cutters, Compatible Cleaner Manufacturer Part Number SP-MD50, SP-MD50-1, 25AC, Application Bathroom Sinks, Bathtub Drains, Drinking Fountains, Kitchen Sinks, Main line, Toilet Drains, Urinals, Compatible Cable Core Type Hollow Core, Inner Core.