Amtech Adjustable Wrench - 380mm - 44mm Jaw Opening

This Amtech adjustable wrench is a durable tool designed for a variety of tasks. Constructed from ...

Best current price£17.00from OnBuy.com

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OnBuy.com15'' Adjustable Wrench - 15 Spanner Steel New Inch Quality 380Mm Tool 4 10 12 - Adjustable Wrench 15 Spanner Steel New Inch Quality 380Mm Tool 4 10 5032759001019
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B&QB&Q - C2200 380mm (15") Adjustable Wrench With 44mm (1.7") Jaw Opening
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Product Information

Full details

The Amtech 380mm Adjustable Wrench is an ideal tool for mechanics, professional tradespeople, and DIY enthusiasts who require a heavy-duty solution for loosening or tightening large fasteners. Its primary benefit is the significant leverage provided by its 380mm handle combined with a wide 44mm capacity, though its substantial weight may be a drawback for those working in tight, cramped quarters where smaller tools are more maneuverable.

All features

Model Part NumberC2200
BrandAmtech

Extended Product Information

FAQs

What is the maximum opening size of this wrench?

The wrench features a maximum jaw opening of 44mm.

Is this tool suitable for professional use?

Yes, the drop-forged, heat-treated carbon steel construction is designed for both demanding DIY tasks and professional applications.

Does the chrome finish peel off?

The high-quality chrome plating is durable, but avoid using the tool on hardened steel surfaces or striking it with a hammer to prevent cosmetic damage.

How do I ensure the jaw stays in place while in use?

The wrench is designed with a high-precision worm gear that holds its setting well; verify the fit is snug before applying pressure to ensure it remains locked on the fastener.

Can I use this on delicate or decorative nuts?

While effective, the steel jaws can mark finished surfaces. Consider wrapping the fastener in a cloth if you are worried about scratches.

Troubleshooting

The adjustable jaw feels stiff or difficult to open

Clear any debris or dried grease from the gear track and apply a small amount of penetrating oil to the worm gear.

The wrench slips off the nut while turning

Ensure the jaws are adjusted so there is zero clearance between the tool and the fastener. Use a firm, steady pull rather than jerking the tool.

Pros and Cons

Pros

  • High-leverage design makes turning large fasteners easier
  • Durable heat-treated carbon steel build
  • Chrome plating protects against corrosion and oxidation
  • Wide 44mm opening accommodates diverse hardware

Cons

  • Size may be too bulky for confined engine bays
  • Requires more storage space than standard 150mm-250mm wrenches
  • Heavy construction may lead to fatigue during prolonged use

Setup, Compatibility & Care

No assembly is required; the tool is ready for use straight from the packaging. To maintain the life of your wrench:

  1. Cleaning: Wipe the tool with a dry cloth after every use to remove grease and metal filings.
  2. Lubrication: Periodically apply a light machine oil to the knurled worm gear to keep the jaw movement smooth.
  3. Storage: Store in a dry environment. While the chrome finish is corrosion-resistant, high-humidity storage may eventually lead to pitting.
  4. Handling: Avoid using the wrench as a hammer or prying tool, as this can deform the precision-engineered jaws.

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