Milwaukee SHOCKWAVE Impact Duty 1/4 in. Hex Shank Socket Adapter Set (3-Piece) 48-32-5033 - The Home Depot
Milwaukee 49-66-6742 Impact Duty 1/4 - 1/2 Drive Adapter Set
Milwaukee 3/8" Drive 3/8"F X 1/4"M Adapter 42-04-9112 - The Home Depot
TR TOOLROCK 11pcs Impact Adapter and Reducer Set and Universal Joint Swivel Socket Adapter Set, 1/4" 3/8" 1/2" 3/4" Drive Socket Adapter Set with Durable Case - Amazon.com