Drain Cleaner 7 Piece Bit Set USA Made Compatible Replacement for Ridgid K-375 K-380 K-400 K-40 K-45 K-50 K-3800 with 5/8" Cable End (NOT Cable Size) - Amazon.com
Fit Ridgid K-375 K-380 K-40K-50 Drain Cleaning Sectional Machine Part Auger Bits | eBay
Ridgid Power Spin+ 25 ft. L Snake Drain Auger - Ace Hardware
Ridgid Part # 26773 - Ridgid Autofeed Accessory Add On/Replacement For K-400 Drain Cleaning Snake Auger Machine, Automatically Feeds Cable In/Out - Drain Cleaning Machines - Home Depot Pro