All the features and superior performance of the Classic Multi-Purpose Screw with a corrosion resistant coating to withstand over 1,000 hours salt spray. Designed to be used with black ironmongery. CE Standard Web BS EN 14592:2008 Corrosion Rating 3 - Urban & industrial areas with a low salt atmosphere Description All the features and superior performance of the Classic Multi-Purpose Screw with a corrosion resistant coating to withstand over 1,000 hours salt spray. Designed to be used with black ironmongery. Driver Bit Size PZ2 Finish Exterior (Black Organic) Gauge 8 Head Dia. mm 7.87 Head Type Double Countersunk Inner Thread Dia. mm 2.50 Length inch 1 Length mm 40 Material Carbon Steel Pack Dimensions L x W x H mm 92 x 72 x 58 Pack Weight kg 0.440 Point Type 25° Sharp with Single Slash Product Code 40040CLAB Recess Type Pozi Size imp. 8 x 1 Size mm 4.0 x 40 Substrates Hardwood, Softwood, Chipboard, MDF, Plastic, Thin Sheet Metal Thread Dia. mm 4.0 Thread Length mm 35 Thread Type Single Coarse 40°