Used outdoors for fixing in massive stone material like concrete. The throughbolt is provided with nut and washer. The collar at the bottom expands and wedges in the base material.
Simpson Strong-Tie provides products and technology that help people design and build safer, stronger structures.
As a pioneer in the building industry and a world leader in structural solutions, we have an unmatched passion for problem solving through skilful engineering and thoughtful innovation. Our dedication to pursuing ever-better construction products and technology and to surrounding our customers with exceptional service and support has been core to our mission since 1956.