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SPAX T-Star Plus Raised CSK Sealing Screws - Silver - T20 - 4.5 x 35mm

SPAX T-Star Plus Raised CSK Sealing Screws - Silver - T20 - 4.5 x 35mm

Raised head with one piece weather proof EPDM washer, suitable for sheet metal, façade profiles or...

Best current price£13.32from HSS Hire

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Product Information

Full details

This guide is for anyone using SPAX T-Star Plus Sealing Screws, ideal for weather-proofing projects involving sheet metal, facade profiles, or plastic cladding. The key benefit is the secure, weather-resistant seal provided by the one-piece sealing washer. A pre-drilling is recommended for optimal performance.

All features

ColourSilver
Model Part Number4577000450357
BrandSPAX

Extended Product Information

FAQs

What size are the screws?

The screws are 4.5mm x 35mm.

What material are the screws made of?

They are made of A2 Grade Stainless Steel.

What is the purpose of the sealing washer?

The sealing washer provides a weather-resistant seal, preventing water and dirt from entering.

What bit is required for installation?

A T20 bit is required.

What is the 4CUT point?

The 4CUT point is designed to prevent splitting when screwing into wood.

Where can these screws be used?

These screws are ideal for fastening sheet metal, facade profiles, and plastic cladding to wooden substructures or masonry (with pre-drilled holes and plugs).

Do I need to pre-drill?

Yes, pre-drilling is recommended for optimal performance, especially when working with hardwoods or masonry.

Are these screws suitable for outdoor use?

Yes, the A2 grade stainless steel and sealing washer make them ideal for outdoor applications.

Troubleshooting

Screw is difficult to drive in.

Ensure you are using the correct T20 bit. Check that the pilot hole is correctly sized for the screw. Apply firm, steady pressure while screwing.

Sealing washer is not sealing properly.

Make sure the screw is tightened correctly, but not over-tightened. Check that the washer is seated correctly and not damaged. Ensure the surface is clean before installation.

Screw head is stripping.

Use the correct T20 bit. Apply consistent pressure to prevent stripping.

Pros and Cons

Pros

  • Excellent weather resistance due to the sealing washer.
  • Durable A2 grade stainless steel construction.
  • Easy to use with reduced torque requirements.
  • Prevents splitting with 4CUT point.
  • Secure fit with T-STAR plus (T20) bit recess.

Cons

  • Requires pre-drilling for optimal performance.
  • Specific size (4.5 x 35mm) may not suit all applications.
  • Limited to use with wooden substructures or masonry (with pre-drilled holes and plugs).
  • Requires a T20 bit for installation.

Setup, Compatibility & Care

  1. Preparation:
  • Ensure the wooden structure is sound and level.
  • For masonry, pre-drill holes and use appropriate plugs.
  1. Compatibility:
  • Suitable for use with wood and masonry (with pre-drilled holes and plugs).
  • Use with sheet metal, facade profiles, and plastic cladding.
  • Requires a T20 bit for installation.
  1. Installation:
  • Position the item to be fixed.
  • Align the screw with the pre-drilled hole or the point of entry.
  • Use a T20 bit to drive the screw in, ensuring it is flush but not over-tightened.
  1. Care:
  • No specific maintenance is required.
  • Check for any signs of damage or loosening periodically, especially in areas exposed to extreme weather.

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