4 Pieces 1/2 Inches Square to 1/4 Inches impact adapter hex adapter Female Socket with Aprons and Sockets, Socket Extension Kit Accessories for Pneumatic and Electric Wrenches - Amazon.com
Craftsman 1/4, 3/8 and 1/2 in. drive Socket Adapter Set 4 pc - Ace Hardware
1/4" Drive x 3/8" Drive Socket Adapter - A812 | Mac Tools
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
Amazon.com: HELAKLS 6-Piece Impact Adapter and Reducer Socket Set, 1/4 3/8 1 /2 3/4 Inch Female To Male Air Square Drive and Wrench Conversion Kit, Cr-Mo Steel, Ball Detent, Hand Tools With Case :
Amazon.com: Quick Release 1/2-Inch Square Drive to 1/4-Inch Hex Female Socket Impact Adapter Drill Chuck Set of 2 for Air and Electric Impact Wrench : Patio, Lawn & Garden