A traditional twin-thread woodscrew with single lead start for a fast installation. Roundhead screw used for clamping to flat surfaces or to achieve a high aesthetic finish. NOTE: Partially threaded. CE Standard Web BS EN 14592:2008 Corrosion Rating 1 - Clean, dry & low humidity environments Description A traditional twin-thread woodscrew with single lead start for a fast installation. Roundhead screw used for clamping to flat surfaces or to achieve a high aesthetic finish. NOTE: Partially threaded. Driver Bit Size PZ2 Finish Zinc Gauge 8 Head Dia. mm 7.97 Head Type Round Inner Thread Dia. mm 2.70 Length inch 1 Length mm 40 Material Carbon Steel Pack Dimensions L x W x H mm 95 x 90 x 60 Pack Weight kg 0.589 Point Type 25° Sharp Product Code 08112CRWZ Recess Type Pozi Size imp. 8 x 1 Size mm 4.0 x 40 Substrates Softwood Thread Dia. mm 4.0 Thread Length mm 26.4 Thread Type 60° Twin Threads