4pcs 1/4 "3/8" 1/2 Inch Drive Socket Adapter Reducer Joint Drive Air Impact Heavy Duty Ratchet Adapter Set Set Universal Sleeve - Hand Tool Sets - AliExpress
CRAFTSMAN 1/2-in to 3/8-in Standard Socket Adapter in the Socket Adapters department at Lowes.com
3 Piece Socket Adapter Set Increasing 3/8" 1/2" 3/4" Female 1/4" 3/8" 1/2" Male - Walmart.com
URREA 3/8 in. Adapter Drive Female X 1/2 in. Male 5253 - The Home Depot
Kobalt 3/8-in to 1/2-in Socket Adapter in the Socket Adapters department at Lowes.com
3/8 to 1/2 Inch Drive Black Impact Socket Adapter Reducer Tool Set Adapter - Walmart.com