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OnBuy.com£6.25Visit shop A2-304 St/St Chippy Woodscrews 4.0 X 35Mm - General Purpose - Box Of 200 5014196170350
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The Range£6.30Visit shop Unifix A2-304 St/St General Purpose Chippy Woodscrews 4.0 X 25Mm - Q2021ch00040002500j - Box Of 200 - Grey
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The Unifix General Purpose Chippy Woodscrews are essential fasteners for professional carpenters and home DIY enthusiasts seeking reliable, high-quality hardware for various wood-based projects. These screws feature a specialized Pozi countersunk head design that ensures consistent drive performance and a flush finish, making them ideal for both soft and hardwoods. While they offer excellent grip and durability, users should ensure they select the appropriate pilot hole size for denser timber to prevent material splitting during installation.
| Colour | Grey |
|---|---|
| Model Part Number | A2-304 |
| Brand | Unifix |
While durable, please check specific material ratings if using in highly exposed outdoor environments to ensure long-term corrosion resistance.
These screws are designed for Pozi-drive screwdrivers, which provide the best fit and torque transfer.
A pilot hole is recommended for hardwoods and when working near the edge of wood to prevent splitting.
While they can be removed, the integrity of the thread and head may be compromised after heavy use; it is best to use new screws for critical joints.
Each standard pack contains 200 high-quality screws.
Ensure you are using the correct size Pozi bit and reduce the torque setting on your power drill.
Drill a smaller pilot hole before driving the screw, especially when working near the end of a timber board.
Check that the pilot hole is appropriate for the screw diameter or try applying a small amount of lubricant to the thread.
For optimal performance, always match the screwdriver size to the screw gauge. While these screws are versatile, using a pilot hole is highly recommended when working within 20mm of a wood edge to prevent splitting. Keep these screws in a dry environment to maintain their finish. When cleaning, avoid harsh chemical solvents; a simple wipe with a clean, dry cloth is sufficient. Always ensure the screws are stored in their original packaging to prevent thread damage during transport.
