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Adjustable spanner
v1Tool guide · Generated 27 June 2026
How to use Adjustable spanner
Usage notes
- Ensure the adjustable spanner's jaws fit snugly around the nut or bolt head by turning the adjustment screw
- Test the fit before applying force
- This tool is ideal for general plumbing, automotive repairs, and DIY projects where specific wrench sizes aren't readily available
- Avoid using excessive force, which can strip the fastener or damage the workpiece
Safety advice
- Always wear safety glasses to protect your eyes from flying debris
- Be aware of the risk of the spanner slipping, which can cause injury
- Ensure the jaws are properly adjusted to prevent slippage
- Familiarise yourself with the Health and Safety in Employment Act 1992 (HSE Act) and relevant regulations for safe work practices in New Zealand
Maintenance
- Keep the adjustment mechanism clean and free of debris to ensure smooth operation
- Lubricate the screw periodically
- Store the spanner in a dry place to prevent rust
- Inspect jaws for wear or damage before each use
Good to know — history & types
- Adjustable spanners, often called adjustable wrenches, offer versatility by allowing a single tool to fit various fastener sizes
- Common types include the standard adjustable wrench and the locking adjustable wrench
- Brands like Stanley and Bahco are well-regarded for their durability and precision
Further reading
About this page: Content is AI-generated from web sources and the local knowledge model. Always refer to the manufacturer manual and follow WorkSafe NZ guidelines for your specific tool and task.· v1