The only screw that works with all timbers, all modern building materials such as MDF, thin sheet steel, plastics and masonry (pilot hole required). Double-Countersunk Head with Underhead Ribs TS Thread System Offers a Single & Twin Thread in One, Gripping...

XL Trade Pack containing all the most popular, longer lengths from the Screw-Tite Multi-Purpose screw range. Tri-lock TS thread provides a single and twin thread on one screw with a quick, balanced start and high pull-out retention. With the strength...

With the core strength of a high tensile bolt, screw should not snap and in most applications, theres no need to pilot. Double collar offers strength at the most vulnerable point and TS thread provides the benefit of a single and a twin thread on one...