Unifix Drywall Screws - Grey

The Unifix Drywall Screws are designed for efficient drywall installation. Featuring a bugle head ...

Best current price£6.17from The Range

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The RangeUnifix Drywall Screws Bugle Head Fine Thread Black Phosphate Ce 3.5 X 42Mm 9Tqdrywall/030 Box Of 200 - Grey
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£6.17
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eBayUnifix Drywall Screws Bugle Head 3.5 x 42mm - 9TQDRYWALL/030 - Box of 200
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B&QB&Q - Drywall Screws Bugle Head Fine Thread Black Phosphate Ce3.5 X 42mm9Tqdrywall/030Box Of 200
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OnBuy.comUnifix Drywall Screws Bugle Head 3.5 X 25Mm - 9Tqdblbug/005 - Box Of 1000 5014196037486
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Product Information

Full details

The Unifix Drywall Screws are essential hardware for professionals and DIY enthusiasts tasked with drywall installation, offering a reliable, flush finish on both wood and metal studs. These screws feature a specialized bugle head and fine threading to ensure a secure hold without damaging the gypsum board surface, though users should ensure they select the correct screw length to match the thickness of their drywall panels.

All features

ColourGrey
Model Part Number1262614
BrandUnifix

Extended Product Information

FAQs

Can I use these screws on ceiling drywall?

Yes, these screws are suitable for ceiling applications, provided the correct spacing and screw length are followed according to local building codes.

Do I need to pre-drill holes?

No, the sharp point of the Unifix Drywall Screw is designed to pierce both wood and light-gauge metal without pre-drilling.

Are these screws rust-proof?

These screws are intended for interior use. While durable, they are not classified as corrosion-proof for exterior or high-moisture environments.

How deep should the screw head sit?

The screw head should be driven until it is just below the surface of the paper, creating a shallow dimple that does not break the paper.

Can I use these for other materials besides drywall?

While optimized for drywall, they can be used for general light-duty wood fastening, though they are specifically designed for gypsum sheet integration.

Troubleshooting

Screw head tearing the drywall paper

Reduce the depth setting on your drill or decrease the torque to avoid driving the screw too deep into the gypsum core.

Screw slips out of the bit during installation

Ensure you are using the correct size screwdriver bit for the screw head and apply consistent pressure as the screw engages the stud.

Screw failing to bite into metal studs

Verify that you are using fine-thread screws for metal; if the stud is too thick, pre-drilling may be required.

Pros and Cons

Pros

  • Flush-finish bugle head protects drywall surface
  • Versatile for both wood and metal studs
  • Easy to install with standard tools
  • Provides a strong, long-lasting hold

Cons

  • Requires careful length selection based on stud type
  • Not intended for heavy-duty structural load-bearing applications
  • Requires proper depth setting to avoid over-driving

Setup, Compatibility & Care

To ensure optimal results, use a screwdriver with adjustable torque settings to prevent stripping the screw head or over-driving the screw through the drywall. When working with metal studs, ensure the gauge of the stud does not exceed the manufacturer recommendations for fine-thread fasteners. Store the screws in a cool, dry environment to prevent surface corrosion. When installing, keep your drill perpendicular to the drywall surface to ensure an even sink depth.

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