Supporting tunnel infrastructure teams with industry knowledge, design and engineering services, technical expertise and fastening solutions for over 25 years.

Development of new products or improvement of existing products to solve specific requests. Our mould technology allows us to customize the products in accordance to your needs. Permanent control of production with quality control under norm.

-DOWEL SYSTEMS

-BOLTING SYSTEMS

-GROUT – LIFT SOCKETS

-CENTERING DOWELS AND  SHEAR DOWELS

-GUIDING RODS

-PACKERS

-MARKING PLATES

-FASTENING ANCHORS

-BREAKAWAY SOCKETS

-LONG SIZE ANCHORAGES

-TABLE OF RESISTANCE