Fine screwdriver Wiha PicoFinish 42403

The Wiha PicoFinish 42403 fine screwdriver is designed for precision screw fastenings in electronics, model building and other delicate tasks. With a total length of 134 mm and a weight of approximately 11 g, the tool offers a slim ergonomic handle, a quickly rotating cap and a fine tip that support accurate, controlled work while minimising the risk of damage to small components.

Advantages

The slim handle with a soft grip provides comfortable control and precise power transmission; a distinct quick-turning zone and an extra-long rotating cap enable sensitive fingertip turning and fast feed when required. Clear printed symbols on the rotating cap simplify selection of the correct screwdriver profile. The compact, lightweight design makes the screwdriver easy to carry and use for extended periods without undue strain.

Suitable for

Key specifications

How to use

Hold the screwdriver by the slim handle, rest the extra-long rotating cap against your palm and use the quick-turning zone for fast rotation or fingertip control for sensitive tightening. Choose the correct profile by checking the printed symbol on the rotating cap, align the fine tip with the screw head, then apply steady, controlled torque to avoid over-tightening or damaging the work piece.

Recommendations

For best results use the PicoFinish screwdriver for small screws and precision assemblies; avoid applying excessive torque and store the tool in a protective pouch to keep the fine tip free of damage.