Heavy Duty Timber Screws Hex Flange Head Exterior Silver – 8.0 x 40

Designed as an alternative to the traditional coach screw. This heavy duty screw dramatically decreases installation time as it doesn’t require a pilot hole into most wood types. This screw is ideal for external applications or where extra strength is required. Coated with a patented multi-layer corrosion resistant plating to withstand 1,000 hours salt spray test. Hex head countersunk with a fixed washer.Patented silver corrosion resistant plating.50° deep single thread to provide a secure fixing with high pull-out resistance .Single slash point to reduce torque and the risk of timber splitting at low edge distance.Helix removes debris and helps improve clamping.