Product
Special application full-thread screws with cylindrical head and T-STAR plus drive, SPAX-RA Wirox Ø7.5x60mm, designed for direct installation of frames in masonry or concrete without plugs, supplied in boxes of 100 pieces.
Specifications
- Design: Full-thread, cylindrical head, T-STAR plus (hexalobular) drive for optimal force transmission and reduced bit slippage.
- Materials/Technologies: Hardened steel with Wirox coating for advanced corrosion resistance; suitable for structural applications in wood, masonry, and concrete.
- Durability/Certifications: High resistance to rust, acid, and alkaline conditions; designed for durability in tough environments.
- Notable Features: Enables direct screwing after drilling a 6.5 mm pilot hole; eliminates the need for wall plugs; compatible with SDS Ø6.5 mm drill bits; head can be fully countersunk for discrete finish.
Usage
Drill a 6.5 mm hole into the substrate with an SDS bit, then drive the SPAX-RA Wirox screw directly into place—no plug required. The T-STAR plus drive provides secure bit engagement and reliable installation for fixing window and door frames or other heavy-duty applications in wood or masonry.
FAQ
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What drill bit size is required?
Use an SDS Ø6.5 mm drill bit for proper pilot holes before installing these screws.
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Can these screws be installed without plastic wall plugs?
Yes, they are designed for direct installation into the substrate after drilling the appropriate pilot hole.
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What makes the T-STAR plus drive different?
The T-STAR plus drive ensures greater contact area and minimizes bit slippage, enabling precise, efficient screwdriving.
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Are these screws suitable for outdoor use?
Yes, the Wirox coating provides advanced corrosion resistance, making them suitable for outdoor and humid environments.
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Can the head be countersunk completely?
The cylindrical head is designed to be fully countersunk into wood or similar materials, resulting in a clean, flush finish.
mvm-dt-2025-07-07
