This special pentagon head self-drilling security screw has a 410 grade stainless tip and body for improved drilling properties, fused to a polished 304 grade stainless for corrosion resistance.

The tamper-resistant five sided head also works with magnetic bits for easy fitment, and the seal provides ingress protection.

This unique screw is ideally suited to the installation of solar panels, signage, street furniture and security fencing.

Matching drive bits also available.