C2 Strong-Fix 4.0 x 30 Exterior Multi-Purpose Premium Screws - Tub of 400

Features & Benefits;

• Ribs under head for improved countersinking

• Special plating to give 1,000 hours salt spray resistance

• Multi-layer coating consisting of organic top coat barrier and a zinc base layer

• Dual angle thread gives an ultimate performance and an exceptionally high pull-out resistance

• Patented twin cut technology for rapid "pick-up" and reduces timber splitting

• All sizes up to and including 75mm are fully threaded and lengths 80mm and above all have 70mm thread length