Spectre by Sealco incorporates a long list of advanced screw features, often only found in premium screws. It is double countersunk and comes with the Universally accepted Pozi® compatible head. It is fully threaded up to 50mm with anti corrosion coating. Features • Reamer to prevent jacking • Serrated cutting thread improves pull out and reduces torque for a faster firmer fix • Quick start type 17 slash point • 40° deep single thread • Surface hardened • Synthetic lubrication
