Designed as an alternative to the traditional coach screw mainly used for timber to timber applications. Coated with a patented multi-layer corrosion resistant plating to withstand 1,000 hours salt spray test, this screw is ideal for external applications. CE Standard WebBS EN 14592:2008. Colour: Olive Green. Corrosion Rating: 3 - Urban & industrial areas with a low salt atmosphere. Finish: Exterior (Green Organic). Fixed Washer Dia. mm: 12.00. Head Dia. mm: 16.08. Head Type: Hex. Inner Thread Dia. mm: 4.40. Length mm: 150. Lubrication: Wax. Material: Carbon Steel. Pack Dimensions L x W x H mm: 265 x 152 x 50. Pack Weight kg: 0.770. Point Type: Single Slash. Product Code: 150INDEXTB. Shank Type: Helix. Size mm: 6.7 x 150. Socket Size mm: 8. Substrates: Hardwood, Softwood. Thread Dia. mm: 6.7. Thread Length mm: 52. Thread Type: 50° Single Deep.