• Anti-split - Fast drive elite performance woodscrews. • Elementech 400 surface coating provides corrosion resistance. • Salt spray tested to 400 hours. • A Non-Cr, Cr3+, yellow/zinc plated surface is environmentally friendly. • Lasts up to 6 times longer than standard zinc screw protective coating. • Double cutting point reduces splitting and drive time. • Capable of penetrating 0.8mm steel. • Serrated cutting reduces torque for a faster firmer fix. • Improved pull out provided by a serrated cutting thread. • Reinforced countersunk neck provides holding power. • Improved countersinking from 6 angled lobes. • Anti friction prevents jacking, rotation and splitting. • Suitable for interior use.