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We supply Grade 5 (8.8) unplated steel UNF countersunk socket screws for engineering, automotive and industrial applications where a flush-fitting, high-strength imperial fine-thread fixing is required.
Suitable for machinery, maintenance and general workshop use, these self colour UNF countersunk socket screws provide reliable fastening strength and a neat recessed finish across a wide range of fine-thread assemblies.
Browse related categories: UNF Countersunk Socket Screws, UNF Nuts, Washers and Thread Data Guide.