Tough Wera bits prevent the tip from breaking prematurely. Z-bits usually are the bit for universal screwdriving applications.
851/2 Z bits
- For Phillips screws
- Tough for hard materials
- 5/16" hexagon drive (Wera connecting series 2)
Tough bits

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Product description
Tough viscous Wera bits bits for Phillips screws and universal use. 5/16" hexagon, suitable for holders as per DIN ISO 1173-D 8.


