|How to Use
||Measure the total thickness of the materials to be fastened.
||Choose a screw long enough to provide approx. 20mm of thread embedment into the timber being fastened to.
||For Countersunk Rib Head and Self-Embedding Head screws fit a #2 Phillips drive bit to a power screwdriver set to low speed, approx. 1000rpm.
||Put screw onto drive bit and place at fastening position.
||Drive screw home until the head is flush with surface.