Hex Head Tek Screws for Heavy Steel Section 4.0mm to 12.5mm with Bonded EPDM Washer in Bright Zinc Plated (BZP) Steel
Identical to the heavier duty standard hex headed self drilling screw or tek screw, tek 5, with the addition
of the integrated EPDM washer for situations where a waterproof seal is required. For attaching to heavy
steel section of thickness between 4.0mm and 12.5mm.