Screwdriver Bit Wera 855/4 Z

The Wera 855/4 Z screwdriver bit is a high-quality Pozidriv PZ 3 tip bit, 89 mm long, designed for precise fastening. It features a 1/4" hexagon shank compatible with holders conforming to DIN ISO 1173-F 6.3 and is manufactured in the Czech Republic for reliable performance and durability.

Advantages

This bit is made from tough, viscous material intended for universal use and offers consistent fit and torque transfer on Pozidriv screws. The standardized 1/4" hex shank ensures compatibility with a wide range of bit holders and drivers, while the 89 mm length provides access in recessed or deeper fastening points. Compact package dimensions make storage and transport convenient.

Suitable for

• Fastening and loosening Pozidriv PZ 3 screws
• Use with 1/4" hex holders and quick-change chucks
• Installation tasks in furniture, electrical fixtures, and general assembly

Key specifications

• Tip type: Pozidriv PZ 3
• Length: 89 mm
• Shank: 1/4" hexagon (DIN ISO 1173-F 6.3 compatible)
• Brand: Wera
• MPN: 05 060043 001
• EAN: 2050000314322
• Country of origin: Czech Republic

How to use

Insert the 1/4" hex shank into a compatible holder or driver until it seats firmly. Align the Pozidriv PZ 3 tip with the screw head and apply steady pressure while turning to avoid cam-out. For recessed screws use the full 89 mm length to reach the fastening point. After use, store the bit in a suitable holder or toolbox to protect the tip.

Recommendations

Use the bit with appropriate torque settings and avoid excessive side loads to prolong tip life. Replace the bit if signs of wear or deformation appear to maintain fastening quality and prevent damage to screw heads.