Metal Construction Timber to Heavy Section Screws - Countersunk - Wing-Tip - Self-Drilling - Zinc Used when constructing drywall track

Used when constructing drywall track and ceiling track systems to stitch the track together (Max

A traditional twin-thread woodscrew with single lead start for a fast installation

When the wings hit the metal they will break off to permit the thread to self-tap into the metal

Frequently used with self-drilling screws in roofing applications

Mainly used in soft timber applications or masonry with a plastic plug

Metal Construction Timber to Heavy Section Screws - Countersunk - Wing-Tip - Self-Drilling - Zinc Used when constructing drywall trackSpecifically designed to attach wood to heavy section steel (Max. 12mm). Metric 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.