ForgeFix ForgeFast Pozi Compatible Exterior Screws - Silver

Box of 100 ForgeFix ForgeFast Pozi Compatible Exterior Screws eTech Silver 4.0 x 70mm. These Elite...

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Power Tools DirectForgefast Silver/Yellow Elite Exterior Screws 4.0 X 70Mm Pozi Pz Ffpex470es (Box 100)
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Blueperry agriculture (UK)Forgefix Yellow Forgefast Pozi Exterior Screws 4.0 X 70 Mm Ffpex470es
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£4.74
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eBayForgefix Pozi exterior screws 4.0 x 70mm box of 100. Heavy-duty corrosion-resi
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Product Information

Full details

This guide is for DIY enthusiasts and professional builders seeking durable, reliable exterior screws. The key benefit is enhanced installation speed and superior corrosion resistance for long-lasting outdoor projects. A potential consideration is that while these screws are designed to reduce splitting, care should still be taken with very brittle materials. The ForgeFix ForgeFast Pozi Compatible Exterior Screws are engineered for performance, featuring advanced thread technology, a corrosion-resistant Elementech 2000 coating, and a self-drilling double cutting point, making them suitable for various timber construction tasks.

All features

ColourSilver
Model Part NumberFFPEX470ES
BrandForgefix

Extended Product Information

FAQs

Do I need to pre-drill holes for these screws?

No, for most wood applications, pre-drilling is not required due to the molecular lubrication and advanced thread design which reduces friction and prevents splitting.

What is the Elementech 2000 coating?

It is an environmentally friendly Non-Cr, Cr3, yellow/zinc plated surface providing 2000 hours of corrosion resistance in treated and untreated wood.

Are these screws suitable for structural timber construction?

Yes, these screws are CE approved for load-bearing timber construction.

What type of driver bit do I need?

You need a PZ2 driver bit, as these screws feature a Pozi(r) compatible head. An impact bit is recommended for best results.

What does 'anti-friction thread' and 'serrated cutting thread' do?

The anti-friction thread prevents 'jacking' (the wood lifting as the screw is driven) and timber splitting. The serrated cutting thread ensures a firmer fix with reduced drive torque and improved pull-out resistance.

Can these screws be used in harsh outdoor conditions?

Yes, the Elementech 2000 coating is specifically designed for 2000 hours of corrosion resistance in treated and untreated wood, making them ideal for outdoor use.

Troubleshooting

Screw head cam-out during driving

Ensure you are using a correctly sized PZ2 driver bit and that it is fully seated in the screw head. Apply firm, consistent pressure directly behind the driver. Using an impact driver at a controlled speed can also help.

Timber splitting near the edge

While designed to minimize splitting, for very brittle woods or when near the edge, consider a slightly slower driving speed or very light pilot hole. Ensure the screw is centered before driving.

Screw not driving straight

Start the screw by hand to ensure it is perpendicular to the surface before using a power driver. Maintain a steady hand and consistent pressure.

Corrosion after a period of use

Although the Elementech 2000 coating offers 2000 hours of resistance, prolonged extreme exposure may eventually affect it. Ensure screws are not constantly submerged in water or exposed to harsh chemicals. For unusually aggressive environments, consider specialized coatings.

Pros and Cons

Pros

  • Significantly reduces installation time due to self-drilling features and reduced drive torque.
  • Offers excellent durability and longevity in outdoor environments thanks to Elementech 2000 coating.
  • Minimizes the risk of timber splitting and screw jacking, leading to cleaner finishes.
  • Versatile for various timber projects, including load-bearing applications.
  • No pre-drilling required in most wood types, saving effort and time.

Cons

  • May require specific driving techniques for optimal performance.
  • The Pozi head, while common, might not be compatible with all older driver bits.
  • While designed to reduce splitting, extreme caution is still advised with very hard or brittle woods.
  • Sold in boxes of 100, which might be a larger quantity than some smaller projects require.

Setup, Compatibility & Care

Setup: Ensure you are using a PZ2 driver bit, ideally an impact-rated one, for optimal engagement with the Pozi compatible head. Select the appropriate screw length for your project's material thickness. For most wood applications, pre-drilling is not necessary due to the screw's design. Begin driving the screw at a moderate speed, allowing the cutting threads to engage. Once the screw is seated, you can increase speed.

Compatibility: The screws feature a PZ2 Pozi(r) compatible head, widely used in the construction industry. They are designed for use in treated and untreated wood and are CE approved for load-bearing timber construction.

Care: Store screws in a dry environment to maintain the integrity of the Elementech 2000 coating. Avoid prolonged exposure to highly corrosive substances. If screws become dirty, they can be wiped clean with a dry or slightly damp cloth; avoid abrasive cleaners that could damage the coating.

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