Amazon.com: Klein Tools 610M Tool Set, Magnetic Nut Driver Set with Stubby Nut Driver Sizes 1/4 and 5/16-Inch, Full Hollow Shaft, 2-Piece : Tools & Home Improvement
4-in-1 Screwdriver with 2 Bonus Nut Drivers
STANLEY, SAE, 1/2 in/1/4 in/3/16 in/3/8 in/5/16 in/7/16 in Tip Size, Solid Hex Shank Nut Driver Set - 38WF21|62-541 - Grainger
Klein Tools 6-in-1 Multi-Nut Driver and 4-In-1 Electronics Pocket Screwdriver Tool Set M2O41407KIT - The Home Depot
Husky 15-in-1 Screwdriver/Nut Driver 132360019 - The Home Depot