Each screwdriver has a powerful magnet built into its shank to hold interchangeable bits and also screws. Comfortable handle for easier driving. Interchangeable bits store inside handle for quick access. Wide selection of bits for different screw types. Bits included: 3/16″ and 9/32″ slotted, No. 1 and No. 2 Phillips. Shaft length: 3 3/4″. Overall length: 7 1/4″. Manufactured by Klein.