Klein Tools 32303HD Impact Driver Set @ Amazon

20-IN-1 DESIGN: Multi-Bit Adjustable Length Screwdriver with 13 screwdriver bits, 6 nut setter sizes and a 1/4-Inch bit-holder providing a comprehensive solution in a single tool

IMPACT DRIVER ATTACHMENT: The impact-rated blade can be detached and used as an attachment for impact drivers, expanding the tool's functionality

CONVENIENT BIT STORAGE: Industrial-strength bits are housed in the handle for easy access and organization, eliminating the need to carry multiple screwdrivers

6 NUT DRIVER SIZES: Features 1/4, 5/16, 3/8, 7/16, 1/2 and 9/16-Inch nut driving sizes for convenient nut fastening

COMPREHENSIVE BIT SELECTION: Impact Driver Set includes #0, #1, #2, #3 Phillips, 1/4, 3/16-Inch Slotted, #1, #2 Square, T10, T15, T20, T25 TORX and #2 Combo bits