Designed as an alternative to the traditional coach screw. This heavy duty screw dramatically decreases installation time as it doesn’t require a pilot hole into most wood types. This screw is ideal for external applications or where extra strength is required. Coated with a patented multi-layer corrosion resistant plating to withstand 1,000 hours salt spray test. CE Standard Web BS EN 14592:2008 Colour Silver Corrosion Rating 3 - Urban & industrial areas with a low salt atmosphere Description Designed as an alternative to the traditional coach screw. This heavy duty screw dramatically decreases installation time as it doesn’t require a pilot hole into most wood types. This screw is ideal for external applications or where extra strength is required. Coated with a patented multi-layer corrosion resistant plating to withstand 1,000 hours salt spray test. Finish Exterior (Silver Organic) Fixed Washer Dia. mm 18.11 Head Type Hex Flange Included Items Socket Driver (Qty 1) Inner Thread Dia. mm 6.56 Length mm 160 Material Carbon Steel Pack Dimensions L x W x H mm 20 x 130 x 290 Pack Weight kg 0.660 Point Type 25° Sharp with Single Slash Product Code 10160INI Shank Type Helix Size mm 10.0 x 160 Socket Size mm 13 Thread Dia. mm 10.0 Thread Length mm 60 Thread Type 50° Single Deep