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. CE Standard Web BS EN 14592:2008 Colour Green Corrosion Rating 3 - Urban & industrial areas with a low salt atmosphere Description 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. Driver Bit Size TX20 Finish Exterior (Green Organic) Gauge 9 Head Dia. mm 7.98 Head Type Countersunk Inner Thread Dia. mm 2.70 Length inch 2 Length mm 75 Material Carbon Steel Pack Dimensions L x W x H mm 265 x 152 x 50 Pack Weight kg 0.570 Point Type Twin-Cut Product Code 75C2DB Recess Type TX Drive Shank Type Helix Size imp. 9 x 3 Size mm 4.5 x 75 Thread Dia. mm 4.5 Thread Length mm 50 Thread Type 60° Single Deep