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The Wiha 42397 Single Precision screwdriver is a manual precision tool designed for detailed assembly and repair tasks. With a slim handle, quick-turning zone and a rotating cap with printed screwdriver symbols, it provides controlled, sensitive operation for electronics, precision mechanics and model work. The screwdriver measures 160 mm in length, has an 18 mm handle width and weighs 21 g, offering a balance of reach and lightness for careful screw fastening.

Advantages

The long, slim handle and quick-turning zone enable precise torque control without risking damage to small parts. An ergonomic handle with a soft zone increases comfort during extended use. The smooth-running rotating cap allows fast and sensitive fingertip turning, and the printed symbols on the cap help identify the correct profile quickly.

Suitable for

Key specifications

How to use

Choose the correct screwdriver profile and align the tip with the screw head. Hold the slim handle between fingers and use the rotating cap to apply controlled turning action with your fingertip for sensitive torque adjustments. Use the quick-turning zone for rapid rotations when loosening or positioning screws, and switch to careful, slow turns when tightening small or delicate fastenings.

Recommendations

For best results, select the correct Wiha 42397 profile that matches the screw head to avoid cam‑out or damage. Work in a well-lit area and apply gentle, steady pressure; store the screwdriver in a protective case or tool organizer to keep the tip clean and undamaged.