Eazypower 30206 1/4" Hex Shank Chuck Adapter with 1/2"-20 UNF Thread, (1per Pack)
The 1/4-Inch Hex Shank Drill Adapter allows use of the Locking Steel Keyless 1/2-20UNF Impact Chuck for any drill bit, paint mixer, mud mixer, wire brush and screwdriver accessory in your 1/4 Hex drill.