Diall Lost Head Nail - 25mm - 1.25mm

These lost round head nails are designed for timber structure applications and internal use. Each ...

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B&QB&Q - Lost Head Nail (L)25mm (Dia)1.25mm 1Kg
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Product Information

Full details

The Diall Lost Head Nails are ideal for DIY enthusiasts and woodworkers looking for a reliable fastener for internal timber projects. Measuring 25mm in length with a 1.25mm diameter, these nails provide a clean, professional finish by allowing the head to be driven beneath the surface of the wood. While these nails are perfect for joinery and light timber construction, they are specifically intended for internal use and should be avoided in exterior applications due to a lack of corrosion-resistant coatings.

All features

BrandDiall

Extended Product Information

FAQs

Are these nails weather-resistant?

No, these nails are designed for internal use only and may rust if exposed to moisture or external weather conditions.

What is a lost head nail?

A lost head nail features a small, narrow head that can be driven below the surface of the material, allowing the hole to be filled and concealed.

Can I use these for attaching heavy structural beams?

No, these are intended for light joinery and trim work. They are not rated for heavy structural framing.

What tool do I need to finish driving the nail?

It is recommended to use a nail punch to seat the nail head below the surface of the wood without leaving hammer marks.

How many nails are in a 1kg pack?

The total count varies based on the manufacturing density of the steel, but a 1kg pack typically contains several hundred nails, sufficient for a significant amount of trim work.

Troubleshooting

The nail bends while being hammered

Ensure you are hitting the nail head squarely and check that you aren't hitting a hidden knot in the wood. If necessary, drill a small pilot hole.

The nail head leaves a mark on the timber surface

Stop hammering when the head is near the surface and finish the process using a nail punch to drive it in cleanly without damaging the wood fibers.

Pros and Cons

Pros

  • Lost head design enables a clean, hidden finish
  • Ideal length for standard internal trim and joinery
  • Substantial 1kg pack size for multiple projects
  • High-quality steel construction ensures reliable structural integrity

Cons

  • Not suitable for external use as they lack weatherproofing
  • Small head size requires a nail punch for a flush finish
  • Not intended for heavy-duty structural framing

Setup, Compatibility & Care

For the best results, ensure you have a hammer of appropriate weight (typically 16oz for precision work) and a suitable nail punch to set the nail head below the timber surface. These nails are compatible with most standard softwood and hardwood types used in residential interiors. To care for your leftover nails, keep the remaining contents of the 1kg pack in a dry, low-humidity area to prevent surface oxidation or rusting. If you are nailing near the edge of a board, consider pre-drilling a tiny pilot hole to minimize the risk of the timber splitting.

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