TIMCO C2 Deck-Fix 4.5 x 65 Premium Countersunk Green Decking Screws (Tub of 250)

A premium decking screw using the C2 twin-cut technology. Coated with a patented multi-layer corrosion resistant plating to withstand up to 1,000 hours in a salt spray cabinet. This new and innovative design enables the screw to rapidly penetrate the timber, cleanly countersink and securely clamp the decking board to the joists. Strengthened head to prevent shearing when installed with an impact tool. Ribs under the head for improved countersinking. Helix shank for removing debris and to improve clamping. Coated with a patented multi-layer corrosion resistant plating to withstand 1,000 hours salt spray. Patented twin cut technology for rapid "pick-up" and reduces timber splitting TECHNICAL DATA: Thread Dia. mm: 4.5 Driver Bit Type: TX Drive Length mm: 65 Thread Length mm: 42 Size mm: 4.5 x 65 Pack Quantity Unit: Pieces Recess Type: TX Drive Head Dia. mm: 7.98 Gauge: 9 Salt Spray Resistance BS EN 9227 Hrs: 1000 Corrosion Rating: 3 - Urban; industrial areas with a low salt atmosphere Included Items: TX20 S2 Bit (Qty 1) Shank Type: Helix Length inch: 2 Driver Bit Size: TX20 Thread Type: 40° Single Deep Point Type: Twin-Cut Size imp.: 9 x 2