Metal Construction Timber to Light Section Screws - Countersunk - Wing-Tip - Self-Drilling - Bi-Metal - Exterior - Silver Organic A traditional nut used for

A traditional nut used for all bolting and fastening applications

with a washered hexagon head

Used when installing mirrors

Multiple uses for fitting a variety of hardware to frames where there is no steel or aluminium reinforcement present

Metal Construction Timber to Light Section Screws - Countersunk - Wing-Tip - Self-Drilling - Bi-Metal - Exterior - Silver Organic A traditional nut used forSpecifically designed to attach wood to light section steel (Max. 4mm). 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.