Trade Discount 20%
Concrete Screw with Countersunk Head | A4 Stainless Steel | High Load Capacity | @Pack of 50 | by Wurth
Concrete screws with countersunk heads are designed for high load capacity and easy installation, making them ideal for fixing staircase railings and flush mounting in concrete structures. Made from durable A4 stainless steel, these screws feature a new thread geometry for smooth screwing and greater efficiency, ensuring reliable performance for medium and heavy load applications.
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Technical Specifications
- Dimensions (H x L x W): 80mm x 80mm x 20mm
- Weight: 0.1 kg
Key Features
- High working loads and easy installation
- Made from A4 stainless steel for durability
- New thread geometry for smooth screwing and greater efficiency
- Fastest type of fastening for medium and heavy loads
- Three effective anchorage depths for flexible application
- Attachments can be adjusted up to twice retrospectively
- Minimum spacing and edge distances due to very low expansion effect
- Attractive flush-mount installation possible
- Proof of Performance with European technical assessment ETA-22/0123
- Suitable for cracked and non-cracked concrete
- Seismic effect performance category C1
- Fire resistance ratings R30, R60, R90, R120
Professional Installation Requirements
- Installation should be performed by a qualified professional following the provided installation instructions and observing minimum spacing and edge distances.
Applications
- Fixing staircase railings or handrails in concrete
- Flush mounting applications in concrete structures
- Medium and heavy load fastening in concrete
- Adjustable attachments for alignment of anchor plates and railings
Standards & Compliance
- Complies with AS/NZS 1170 – Structural Design Actions (Wind, Earthquake, Snow Loads)
Environmental Benefits
- Durable stainless steel material reduces need for frequent replacements
- Efficient installation reduces waste and resource use
- Low expansion effect minimizes damage to concrete structures
Warranty Information
Warranty details available upon request from Wurth; typically covers manufacturing defects.
Available Now
Available for immediate purchase, ideal for construction and building applications requiring secure and adjustable concrete fastening.
