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OnBuy.com£12.98Visit shop Masonmate Flangehex Concrete Screwbolt 5063750474700
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B&Q£13.77Visit shop - Masonmate Flangehex Concrete Screwbolt Multi Colour (M6 X 30mm (100))
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The Masonmate Flangehex Concrete Screwbolts are designed for construction professionals and DIY enthusiasts who need a reliable, high-performance anchoring solution for concrete, block, brick, and stone. Featuring a robust self-tapping thread design and a durable zinc-plated finish, these bolts ensure secure fastening in tough masonry materials, though users should note that pre-drilling the correct hole diameter is strictly required to prevent damage to the substrate.
| Colour | Multicolor |
|---|---|
| Model Part Number | 5063750474700 |
| Brand | MASONMATE |
No, these are self-tapping concrete screwbolts and are designed to cut their own threads directly into the masonry.
Always consult the specific technical data for the substrate, but generally, use a masonry drill bit sized exactly to the bolt shank's core diameter.
Yes, the zinc plating provides good corrosion resistance, making them suitable for most outdoor applications. However, avoid use in high-salt coastal areas.
No, these screwbolts are designed for solid masonry such as concrete, solid brick, or stone to ensure the threads have material to bite into.
It is not recommended. Once a self-tapping bolt has been installed, the masonry thread is often deformed, which compromises the holding power of subsequent installations.
Check that the pilot hole diameter is not too large. An oversized hole prevents the threads from engaging with the substrate.
The pilot hole may be too small or contains too much debris. Ensure the hole is cleared of dust and is the correct diameter.
The masonry substrate may be too soft or crumbling. If the material is too weak, the bolt cannot maintain a secure grip.
These bolts are compatible with standard power tools equipped with a hex socket attachment.
Setup requirements:
Maintenance:
While the zinc plating offers excellent corrosion resistance, avoid using these bolts in highly acidic or marine environments where stainless steel would be required. If the zinc coating is visibly damaged during installation, a quick touch-up with a cold-galvanizing spray can maintain its longevity.
