Coach head screws
A traditional heavy duty woodscrew mainly used for timber to timber applications, attaching ironmongery to timber or for use with a nylon plug into masonry. Pilot holes may be required into certain hardwoods. DIN571 Zinc plated.
This also can be used as coach screws into concrete with wall plugs. These Coach screws for wood are the best quality wood screws in reasonable price. You will also find extensive range of fixings and fasteners here.