Wera 840/1 ZBO Hex Pinned Security Bit Extra Tough 4mm 25mm Pack of 1

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Wera 840/1 ZBO Hex Pinned Security Bit Extra Tough 4mm 25mm Pack of 1

This Wera 840/1 ZBO bit is engineered for demanding security fastening applications, offering the perfect combination of toughness and precision. Designed specifically for medium-format hexagon socket BO (break-off) security screws, the 4mm hex size and 25mm length provide the reach and control needed for a wide range of assembly and maintenance tasks. The extra-tough construction ensures reliable performance even under high torque, reducing the risk of bit breakage or stripping. Whether you are working on electronic enclosures, automotive components, or industrial equipment, this bit delivers consistent, long-lasting service.

Key features:

- Precision-machined 4mm hex drive for a secure fit in BO security screw heads

- 25mm overall length, ideal for access to recessed or confined areas

- Extra-tough steel alloy for exceptional resistance to wear and torsion

- ZBO (Zero Break-Off) design, specially optimised for pinned security fasteners

- Manufactured by Wera, a trusted German brand known for tool quality and innovation

- Compact single-pack format, easy to store and identify in your bit set

Dependable and durable, this Wera security bit is a smart addition to any professional toolkit.

GTIN: 4013288038593