14g x 50mm - 500pc Metal Drilling Bugle Batten Screws Galvanised Class 3

Galvanised Metal Drilling Bugle Batten Screws have a course tapping thread and a metal drilling point for self drilling into steel up to 6mm! The Galvanised Batten Metal Drilling Screw is used widely in the building trade as it is a heavy duty screw. It is often used in retaining walls and decking. The countersunk head has nibs which help to remove the timber particles when countersinking and the galvanised coating is suitable for most outdoor applications.