Hex Bit Adapter for Yankee-type Spiral Ratchet Screwdrivers
Kings County Tools Classic Yankee Style Push Drill Replacement Bits | Spare Set of 8 Double Fluted | No Chuck Necessary | Ideal for Tight Areas | Fits Most Old Stanley Push Drills - Walmart.com
Hex Adapter for Yankee Screwdrivers - Lee Valley Tools
Great Neck Ratcheting Screwdriver Number 97A - Etsy