Diall Fine Metal & Wood Plasterboard Screw - Black

This pack of 200 universal countersunk black phosphate coated plasterboard screws are constructed ...

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B&QB&Q - Phillips Bugle Carbon Steel Plasterboard Screw (Dia)4.8mm (L)90mmPack Of 200
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Product Information

Full details

This guide is for DIY enthusiasts and professionals who need reliable screws for plasterboard projects involving metal and wood. The Diall Fine Metal & Wood Plasterboard Screws offer a secure and durable fastening solution, simplifying the process and ensuring long-lasting results. However, users should be aware of the importance of pre-drilling when working with harder materials to prevent screw breakage.

All features

ColourBlack
BrandDiall

Extended Product Information

FAQs

What size drill bit should I use for pre-drilling?

Use a drill bit slightly smaller than the screw's diameter to create a pilot hole.

Can these screws be used outdoors?

While the black phosphate coating offers some corrosion resistance, these screws are best suited for indoor use. For outdoor applications, consider screws specifically designed for outdoor environments.

What is the head type of these screws?

These screws have a countersunk head, which allows them to sit flush with the plasterboard surface.

What materials are these screws made of?

They are made of durable carbon steel with a black phosphate coating.

Are these screws suitable for use with drywall?

Yes, they are suitable for use with plasterboard, which is often referred to as drywall.

How many screws are included in the pack?

The pack contains 200 screws.

What is the length and diameter of the screws?

The screws are 90mm in length and have a 4.8mm diameter.

Troubleshooting

Screw head stripping or not sinking flush.

Reduce driving speed or use a lower torque setting on your drill. Ensure the correct bit type is used. Check for obstructions.

Screw breaks during installation.

Pre-drill pilot holes, particularly when working with hardwoods or dense materials.

Screw not gripping properly in metal or wood.

Ensure the correct screw length is used. If working with wood, ensure that the wood isn't rotten.

Pros and Cons

Pros

  • Durable carbon steel construction provides long-lasting performance.
  • Black phosphate coating enhances corrosion resistance.
  • Suitable for both metal and wood applications, increasing versatility.
  • Countersunk head allows for a flush and clean finish.
  • Partially threaded design ensures a strong grip.

Cons

  • Requires pre-drilling in harder materials, which adds an extra step.
  • May require more force to drive into dense wood.
  • The black finish might be visible if not properly concealed.
  • Specific length (90mm) might not suit all project requirements.
  • Requires the correct drill bit for optimal performance.

Setup, Compatibility & Care

  1. Preparation: Ensure the plasterboard and the underlying metal or wood frame are correctly aligned.
  2. Pre-drilling: For hard materials, pre-drill pilot holes to prevent screw breakage.
  3. Driving the Screws: Use a screw gun or drill with a suitable bit to drive the screws straight, ensuring the head sits flush with the plasterboard surface.
  4. Compatibility: These screws are compatible with most standard plasterboard types.
  5. Care: Avoid over-tightening, as this can damage the plasterboard or strip the screw hole.

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