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OnBuy.com£14.16Visit shop Jcp Fixings Throughbolts Bzp - M8 X 50 - Fjawa08050 - Box Of 100 5014196471266
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The Jcp Fixings Throughbolts Bzp (Fjawa08050) are engineered for professional contractors and serious DIYers who require a high-strength anchoring solution for concrete and masonry projects. These M8 x 50 bolts provide exceptional load-bearing capacity and stability, making them ideal for securing heavy fixtures. While they offer superior grip and durability, users should note that they are designed specifically for solid materials and are not suitable for hollow or soft base materials.
| Model Part Number | Fjawa08050 |
|---|---|
| Brand | JCP Fixings |
You should use a drill bit that matches the specified diameter for the M8 throughbolt sleeve, typically 8mm.
The BZP finish is primarily for indoor or sheltered outdoor use; it is not stainless steel and may corrode if exposed to constant wet weather.
It is suitable for dense, solid brickwork, but not recommended for hollow bricks or thermal blocks.
The hole should always be slightly deeper than the length of the bolt being embedded to ensure the nut can be tightened fully without bottoming out.
They are designed as a permanent fixing; while they can be cut, they are not intended to be unscrewed and reused once expanded.
The hole is likely too large or the base material is too soft; ensure the correct bit size was used and that the substrate is solid concrete.
Check for debris blockage at the bottom of the hole or ensure the drill bit is not worn down, which can result in an undersized hole.
To ensure maximum security, use a masonry drill bit of the exact size recommended for M8 hardware. Always clear dust and debris from the drilled hole using a pump or compressed air; leftover dust can significantly reduce the bolt's grip strength.
Compatibility is limited to solid, dense materials such as structural concrete or solid stone. While the BZP finish provides reasonable protection, it should be kept dry to prevent white rust. Periodically check that the torque on the nut remains firm, especially if the fixture is subject to vibration.
