10-16*45mm Countersunk Rib Wing Tek Climaseal
From $14.52 (Includes GST)
Specially designed to enable the fastener to fix timber to the metal without the timber rising to the top of the screw while the metal is being drilled.
Features a flat head with reaming cutters in the underside to enable the head of the fastener to self-embed for a flush or recessed finish.