Klein Tools' Interchangeable Multi-Bit Screwdrivers/Nut Drivers are heavy-duty tools designed for professionals. They are made of the highest-quality tempered steel with a torque-proof anchor in the handle. Strong， durable tips are manufactured with square edges to fit screw openings securely. They resist slippage and provide positive turning action. Stronger nut driver function improves bit-holding power， even with tough applications.

Multi-bit screwdriver with interchangeable shaft holds 4 universal tips and converts to 2 nut driver sizes

Extended shafts and blades provide 39-percent longer reach

Extra-long shaft provides full reach of 4 standard-blade screwdriver

Small diameter shaft for comfortable grip and quick， easy turning

Contains: 1/4-Inch (6 mm) slotted， #2 Phillips， 1/4-Inch (6 mm) and 5/16-Inch (8 mm) nut drivers， #1 and #2 square-recess