Ruuvitalttakärki Wera 855/4 Z

The Wera 855/4 Z screwdriver bit is a high-quality Pozidriv PZ 3 bit with a length of 70 mm and a 1/4" hex shank. Manufactured in the Czech Republic, this bit is designed for precision and durability in a wide range of fastening tasks and is compatible with holders complying with DIN ISO 1173-F 6.3.

Advantages

This Pozidriv bit offers a tough, viscous material formulation for universal use and improved resistance to wear. The 1/4" hexagon shank ensures secure fitment in standard bit holders and screwdrivers, while the 70 mm length provides good reach and control for both professional and DIY applications.

Suitable for

• Driving and removing Pozidriv (PZ 3) screws
• Use with 1/4" hex holders compliant with DIN ISO 1173-F 6.3
• Assembly, repair and maintenance tasks in workshops and at home

Key specifications

• Brand: Wera
• Model: 855/4 Z
• Tip type: Pozidriv PZ 3
• Length: 70 mm
• Shank: 1/4" hexagon (DIN ISO 1173-F 6.3 compatible)
• Made in: Czech Republic
• MPN: 05060041001
• EAN: 2050000317248

How to use

Insert the 1/4" hex shank into a compatible bit holder or screwdriver. Align the Pozidriv PZ 3 tip with the screw recess and apply steady axial pressure while turning to drive or remove the screw. Use the 70 mm length to reach recessed screws and maintain control during fastening operations. Inspect the bit before use for damage and replace if the tip is worn.

Recommendations

For optimal performance and longevity, use the Wera 855/4 Z bit with holders that meet DIN ISO 1173-F 6.3 and avoid excessive lateral force. Store in a dry place and replace the bit when the tip shows signs of wear to prevent screw damage.