Thunderbolt Screwbolt – Heavy-Duty Masonry Anchor
The Thunderbolt Screwbolt is a high-performance, self-tapping anchor designed for fast and secure installation in concrete, brick, stone, and other solid masonry materials. No plugs or resins required — just drill and drive for a powerful mechanical fix.
Key Features:
Self-Tapping Design: Cuts its own thread into masonry for a strong, vibration-resistant hold
Heavy-Duty Steel Construction: Engineered for strength and long-term reliability
Zinc-Plated or Galvanised Finish: Corrosion-resistant for both indoor and outdoor applications
Removable & Reusable: Can be unscrewed and repositioned without losing holding power
Versatile Applications: Ideal for fixing brackets, railings, signs, structural supports, and more
Available in a range of sizes to suit your project needs, the Thunderbolt Screwbolt is the go-to choice for professionals and serious DIYers looking for speed, strength, and simplicity in masonry anchoring.






