Self drilling highly versatile multi-use heavy duty fasteners with a 5/16" drive hex washer face head.

Ideal for general purpose fastening of timber sections, battens and sheets and fixing of metal profiles, bracketry and furniture. High grade Class 4 galvanised for external corrosion protection and for use in treated timbers.   

Razr hexagon screws all have the following features :

• manufactured and compliant to Australian Standards AS 3566.
• type 17 razor slash point for fast insertion and self centred start.
• parallel thread providing a constant and even clamping load.
• designed for use with powerdrivers due to heavy duty high strength shanks.
• thread cutting profile with a coarse tapping thread for rapid installation.
• fluted to clear drilling debris and minimise timber splitting.
• suitable for self drilling through thin steel sheeting for roofing and cladding applications.