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B&Q£2.83Visit shop B&Q - Pz Double Self-Countersunk Yellow-Passivated Steel Screw (Dia)4.5mm (L)25mmPack Of 20
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This pack of 20 TurboDrive Pz Yellow-Passivated Steel Screws is designed for DIY enthusiasts and builders needing reliable fasteners for wood projects. The key benefit is their durable steel construction with a yellow-passivated coating for enhanced corrosion resistance, making them suitable for various environments. A minor caveat is that they are specifically designed for wood applications and may not be ideal for heavy-duty metal or masonry work.
| Colour | Yellow |
|---|---|
| Brand | TurboDrive |
You will need a PZ (Pozidriv) screwdriver or drill bit. This is indicated by the 'Pz' in the product name.
The yellow-passivated coating offers some corrosion resistance, making them suitable for some exterior use where they are not in constant contact with water. For highly exposed or marine environments, stainless steel screws are recommended.
The yellow-passivated coating provides a layer of protection against rust and corrosion, enhancing the screw's durability and lifespan compared to uncoated screws.
This pack contains 20 screws.
They are constructed from durable steel.
No, these screws are specifically designed and optimized for use with wood. Using them in metal may lead to poor performance or damage.
Ensure you are using the correct PZ (Pozidriv) screwdriver bit. Apply firm, consistent pressure directly into the screw head. Drill a slightly larger pilot hole if resistance is too high.
Drill a pilot hole that is appropriately sized for the screw diameter and wood type. For hardwoods, a slightly larger pilot hole may be necessary. Ensure the pilot hole is deep enough for the screw's length.
Ensure screws are stored in a dry place. If used in a damp environment, consider sealing the screw head or using a screw with a higher level of corrosion resistance like stainless steel. Clean off any surface rust with a wire brush.
Setup: These screws require a pilot hole drilled into the wood, slightly smaller than the screw's diameter, to prevent splitting, especially in hardwoods. A PZ (Pozidriv) screwdriver bit is recommended for optimal grip and to prevent cam-out.
Compatibility: Primarily designed for use with wood. Ensure your screwdriver or drill has a PZ drive bit. The 4.5mm diameter is compatible with standard drill bit sizes for pilot holes.
Care: Store screws in a dry environment to maintain the integrity of the yellow-passivated coating. Avoid prolonged exposure to moisture or corrosive substances. Clean any dust or debris from the screws before use if stored for extended periods.
