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Amazon£11.14Visit shop Ab Tools Double Ended Metric 25Mm + 28Mm Ring Obstruction Spanner Wrench 75 Offset
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This AB Tools obstruction spanner is designed for professional mechanics and DIY enthusiasts tackling challenging engine or machinery work. Its primary benefit is providing superior access to deeply recessed fasteners thanks to its 75-degree offset and double-ended design. A minor consideration is its specialized nature, meaning it may not be suitable for all general-purpose tasks. Key features include two common obstruction sizes (25mm and 28mm), durable C.R-V steel construction, a 12-sided bi-hex head for enhanced grip, and a mirror-polished finish.
| Model Part Number | AU838A |
|---|---|
| Brand | AB Tools |
The spanner is manufactured from durable C.R-V (Chrome-Vanadium) steel, known for its strength and longevity.
This double-ended spanner features a 25mm head on one end and a 28mm head on the other.
The 75-degree offset is specifically designed to provide better access and clearance for fasteners located in tight or awkward spaces where a straight spanner would not fit.
Bi-hex means the head has 12 points of contact (double the standard 6 points). This allows for engagement with a fastener at finer increments (every 30 degrees instead of 60), providing a more secure grip and reducing the chance of slippage.
Wipe clean with a dry cloth after use. For tougher grime, use a degreaser and dry thoroughly. Store in a dry location to prevent rust. A light oil coating can offer protection.
Yes, it is designed for professional or commercial use, featuring durable construction and features beneficial for demanding tasks.
While it can be used for household repairs, its specialized offset and sizes make it most beneficial for tasks requiring access to obstructed fasteners, common in automotive or machinery maintenance.
Ensure the correct size fastener is being used. Check that the bi-hex jaws are clean and free from debris. Ensure the fastener head is not excessively worn or damaged. Apply firm, steady pressure.
Verify that the 75-degree offset is oriented correctly to provide clearance. Reposition the spanner on the fastener if necessary.
Clean the affected area with a mild rust remover or fine-grit sandpaper. Wipe dry and apply a light coating of oil to protect the surface. Store in a dry place.
This is a hand tool and requires no complex setup. It is directly compatible with 25mm and 28mm nuts and bolts. To ensure its longevity and optimal performance:
