Forgefix TechFast Roofing Screw - 5.5 x 60mm - Multicolor

Self drilling screw with countersunk head and wing tip. For fixing timber to heavy section steel. ...

Best current price£5.51from Power Tools Direct

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Power Tools DirectTechfast Light Tfch5585 Roofing Screw - Timber To Steel - Heavy Section 5.5 X 85Mm (Bag Of 50)
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Blueperry agriculture (UK)Forgefix Techfast Roofing Screw 5.5 X 85Mm Tfch5585
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eBayForgeFix TechFast Roofing Screw Timber - Steel Heavy Section 5.5 x 60mm Pack 100
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B&QB&Q - Tfch5585 Techfast Roofing Screw TimberSteel Heavy Section 5.5 X 85mm Pack 50 Fortfch5585
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OnBuy.comForge Tfch5585 Techfast Roofing Screw Timber - Steel Heavy Section 5.5 X 85Mm Pack Of 50 5028485100553
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Product Information

Full details

This guide is for anyone using Forgefix TechFast Roofing Screws to join timber to heavy-section steel. The key benefit is a strong, secure, and corrosion-resistant fixing. However, ensure you use the correct screw size for your specific steel thickness. This guide covers features, usage, setup, and troubleshooting to help you get the most out of these screws.

All features

ColourMulticolor
Model Part NumberTFCH5560
BrandForgefix

Extended Product Information

FAQs

What size screw should I use?

The 5.5 x 60mm screws are suitable for steel thicknesses from 6.0mm to 12.5mm.

Do I need to pre-drill the timber?

Pre-drilling is not always necessary due to the wing tip design, but it can be helpful for hardwoods or if you prefer extra precision.

What type of bit do I need?

The screws use a Torx compatible bit. A Torx bit is included in each pack.

Can I use these screws outdoors?

Yes, the Elementech coating provides excellent corrosion resistance, making them suitable for outdoor use.

How many screws are in a pack?

Each pack contains 100 screws.

What is the head style?

The head is countersunk to provide a flush finish.

What is the benefit of the breakaway wings?

The breakaway wings create a clearance hole in the timber and prevent the thread from engaging the timber while drilling through, eliminating 'jacking'.

Troubleshooting

Screw won't penetrate the steel.

Ensure you are using the correct screw size for the steel thickness. Apply firm, consistent pressure while drilling.

Screw head not flush.

Check that the countersinking is not blocked and that the screw is being driven straight. Adjust the torque setting on your power tool to avoid over-driving.

Stripped screw head.

Reduce the torque setting on your power tool and use a new screw. Ensure the Torx bit is properly engaged.

Corrosion observed.

Check for any damage to the Elementech coating. If corrosion is significant, consider replacing the screws.

Pros and Cons

Pros

  • Provides a strong and secure fix for joining timber to steel.
  • Self-drilling point simplifies installation and saves time.
  • Countersunk head allows for a flush finish.
  • Breakaway wings prevent damage to the timber.
  • Superior corrosion resistance due to Elementech coating.
  • Torx compatible for efficient power transmission.

Cons

  • Requires the correct screw size for the steel thickness to ensure optimal performance.
  • Wing tip design might require careful alignment during installation.
  • Not suitable for use with steel thicknesses outside the specified range (6.0mm to 12.5mm).

Setup, Compatibility & Care

Setup

  1. Preparation: Ensure the timber and steel surfaces are clean and aligned.
  2. Drilling: Use the self-drilling point to penetrate the steel. The wings will create a clearance hole in the timber.
  3. Fastening: Use the included Torx bit to drive the screw until the head is flush with the surface.

Compatibility

  • Materials: Compatible with timber and heavy-section steel.
  • Steel Thickness: Suitable for steel thicknesses between 6.0mm and 12.5mm.
  • Tools: Requires a Torx-compatible driver (included).

Care

  • Storage: Store screws in a dry environment to prevent corrosion.
  • Inspection: Regularly inspect the screws for any signs of damage or corrosion, especially in harsh environments.

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