Bit per cacciavite Wiha 01657 PH1 25 mm 1 pezzo

Wiha screwdriver bit 01657 PH1 25mm is a precision Phillips PH1 bit with a 25 mm working length and a 1/4" (6.3 mm) drive shank. The bit is intended for general fastening tasks in trade and industry and weighs approximately 4 g. It is compatible with holders and screwdrivers that accept 1/4" hex bits and designed for reliable engagement with PH1 screws.

Advantages

Robustly manufactured for durable use and precise fit in Phillips PH1 screw heads. Contrasting laser marking allows simple and quick recognition of the profile size. The standardized 1/4" DIN 3126 / ISO 1173 C 6.3 drive ensures compatibility with common bit holders and screwdrivers.

Suitable for

Key specifications

How to use

Insert the 1/4" shank into a compatible bit holder, ratchet or screwdriver. Align the PH1 tip with the screw head and apply steady pressure while turning to avoid cam-out. For power tools, set an appropriate torque to prevent damage to the screw or workpiece.

Recommendations

Use the bit for screws that match the PH1 profile and appropriate length; replace the bit when signs of wear or rounded tip appear to maintain safe and efficient fastening.