AMM 39pcs Magnetic Nut Driver Kit for Impact Drills, Featuring Both Metric And SAE Impact Driver Bits, a Bit Extension, And a Drill Bit Adapter with a 1/4" Hex Shank Made of Cr-V Steel

Features both metric and SAE impact driver bits, offering compatibility with a range of nut and bolt sizes.
Comes with a bit extension to reach recessed fasteners, adding versatility during work.
Includes a drill bit adapter, allowing the kit to be used with standard drill bits for added functionality.