Hex Bit Adapter for Yankee-type Spiral Ratchet Screwdrivers
Snappy Tools 40020 7-Piece Drill Bit Adapter Set, Use on Metal, Wood or Plastic, 1/16, 3/32, 1/8, 5/32, 3/16, 7/32 and 1/4 Inch Bit Size, Hex Shank Socket - Amazon.com
Diamond Products 1.250"X7 Female Top Thread To 5/8"X11 Male Bottom Thread Core Bit Adapter, Model # 1015 - White Cap