2x TIMCO Metal Construction Timber to Light Section Screws Countersunk Wingtip Selfdrilling Zinc - LW85B - Pack of 100

Specifically designed to attach wood to light section steel (Max. 5mm) Coarse self-tapping thread with wings designed to ream out the timber, so the screw can achieve Max. R.P.M. without burning out. When the wings hit the metal they will break off to permit the thread to self-tap into the metal. Please Note : Due to geographical locations we are unable to deliver to Highlands