21 pc. Socket Bit Nut Driver Set, Magnetic Nut Drivers, Flex Extension

The Performance Tool Magnetic Nut Driver Set is a versatile addition to any tool kit, with 12 magnetic nut drivers in SAE and metric sizes made of durable CrV steel with 1/4-inch detent hex shanks that lock securely into any standard drill chuck or quick change fitting. The set also includes 3 square drive socket adapters for use with 1/4, 3/8 and 1/2-Inch sockets, as well as a 6-Inch x 1/4-Inch hex head flex extension bar with a swivel collar and magnetic tip for secure holding of bits and fasteners. All the pieces fit into a 2-sided flip case with crystal clear lids for easy bit identification and a peg hook hanger tab for convenient storage.