Drain Cleaning Attachment, Head Type C-Cutter, Compatible Cleaner Series K-3800, K-40, K-45, K-50, Connection Size 3/8 in, 5/8 in, Maximum Drain Line Inside Diameter 3 in, Minimum Drain Line Inside Diameter 3 in, Product Type C-Cutter, Application Drain Cleaning, Cutter Length 3 in, Cutter Type C-Cutter, Features For Grease Blockage in Lines Leading from Garbage Disposal Unit or Waste Pipe, Fits Brand Ridgid, For Use With K-3800, K-400, K-50