Also known as coach bolts or carriage bolts. Grade 4.8 conforms to DIN 603. Sold complete with a hexagonal nut. Zinc plated for increased corrosion resistance means suitability for both interior and exterior use. The square section underneath the dome head stops rotation of the bolt when tightened. Mainly used in joining timber to timber applications. We stock and extensive range of sizes in diameters of between M6 and M16 and in lengths varying from 25mm to 300mm.
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