An economic but highly effective softwood decking screw. Plated to withstand up to 500 hours in a salt spray cabinet and designed to give a rapid installation and a secure fixing. CE Standard Web BS EN 14592:2008 Colour Green Corrosion Rating 3 - Urban & industrial areas with a low salt atmosphere Description An economic but highly effective softwood decking screw. Plated to withstand up to 500 hours in a salt spray cabinet and designed to give a rapid installation and a secure fixing. Driver Bit Size PZ2 Finish Exterior (Green Organic) Gauge 9 Head Dia. mm 8.76 Head Type Double Countersunk with Ribs Inner Thread Dia. mm 2.70 Length inch 2 Length mm 50 Material Carbon Steel Pack Dimensions L x W x H mm 148 x 106 x 78 Pack Weight kg 0.640 Point Type 25° Sharp Product Code 50TDECK Recess Type Pozi Shank Type Helix Size imp. 9 x 2 Size mm 4.5 x 50 Substrates Hardwood, Softwood Thread Dia. mm 4.5 Thread Length mm 32 Thread Type 40° Single Deep