CE Marked Structural Bolt Assemblies (ISO 4017)

Find high-quality CE assembled bolts and set screws for your structural steel projects in the UK. Our Grade 8.8 high tensile bolts are fully threaded and come pre-assembled with a nut and Form A washer for your convenience. Conforming to ISO 4017, these zinc-plated (BZP) fasteners are clearly marked 'SB' for structural use and include size identification. Available in sizes like M20 x 55mm, M16 x 30mm and diameters from M12 to M24 in various lengths, they are ideal for industrial and agricultural steel-framed buildings. For guidance on selecting the correct structural fasteners, see our Guide to bolting.