Composite Panel Tek Screws for Heavy Steel Section 4.0mm to 12.5mm in Evoshield®
A composite panel hex headed self drilling screw or tek screw designed for attaching to heavy section
steel of thickness range 4.0mm to 12.5mm - tek 5. Each screw from this range come with a 16mm or 19mm
Bonded EPDM Washer.