Timberfix 360 - one of the most versatile screws on the market today, suitable for both manmade boards and natural wood. Capable of driving into most hardwoods without need for pre-drilling. Reinforced countersunk head handles torque and harder woods. Shank ribs reduce the drive torque required during installation. The special thread design with advanced cutting edge combined with a next generation lubrication system ensures almost half the torque is required to drive in. The type 17 of "gash" point helps drive the screw through tougher woods.