Tecfi 8×80 Hexagonal Screw with Knurled Washer for Concrete

Tecfi 8×80 Hexagonal Screw with Knurled Washer for Concrete is designed for direct fastening on concrete and stone, without the need for anchors. It is a robust and versatile solution, suitable for professional applications that require high holding power and quick installation.

Key Features:

• Hexagonal head with false flanged washer: features a self-locking knurling under the head, which improves load distribution and ensures greater fastening stability.
• Material: made of zinc-plated steel for good corrosion resistance.
• Patented thread: allows direct installation into concrete, eliminating the need for anchors, simplifying assembly, and speeding up work.
• Certification: ETA-CE Certified
  • For applications according to EAD 330747-00-0601 also on hollow-core slabs (Ø6 and Ø8: for details see DoP)
  • For use in seismic zones, Performance Category C2 and C1 (Ø10 only C1), according to EAD 330232-00-0601 and EOTA TR049