A round head and a square neck that prevents the bolt from turning while the nut is tightened.
Ideally suited for timber to timber joining
Hex nut included
Zinc plated to increase resistance to corrosion
Carriage bolts complete with hexagon nut. Finish: Zinc Plated. Conforms to DIN603 (bolt) and DIN934 (nut) standards. Fully threaded up to 100mm. Also known as coach bolts or cup square hex bolts. Square section underneath dome head stops rotation of the bolt when tightened. Mainly used in joining timber to timber applications.