- Built-in flat washer head to increase pull-through strength and leave behind a smooth flush head
- Structural lag screw - backed by certified independent testing
- ACQ Compatible Ruspert coating in an attractive matte black finish useful with many brands of outdoor or indoor decorative hardware
- Peak Performance lubrication, reducing torque for a smoother drive
- Handles 2X the torque as Phillips or Square drive while extending the life of the bit