Set of 4 ratchet screwdrivers with U-shaped and open-end bits. Chrome-vanadium steel. Ergonomic, non-slip handle. For tough screws.

The ergonomic design of the handle makes it easy to use and prevents fatigue. It can easily loosen stubborn screws on air filters, high-end patch panels, and more. The handle is made of PP with a double-layered, anti-slip design, making it very comfortable to use. Designed according to human factors engineering principles, it achieves maximum torque. The screwdriver handle is specially designed according to human factors engineering principles and is comfortable and convenient to use. The professional hand tool screwdriver is made of chrome-vanadium steel, providing stronger torque during use.