&Bull; Spectre Advanced Coach Screws.&Bull; Finish: Zinc Yellow.&Bull; 3X Faster Than A Regular Coach Screw.&Bull; Socket Driver Included.&Bull; No Pilot Hole Required (Some Hardwood May Still Need Pre-Drilling).&Bull; Quick Start Type 17 Slash Point.&Bull; Hex Flange Head.&Bull; Surface Hardened.&Bull; Anti-Corrosion Coating.&Bull; 60-Degree Deep Single Thread.&Bull; Synthetic Lubrication.&Bull; Ukca/Ce Approved For Use In Load-Bearing Timber Construction.PTDFORDIRSPECS10180Y