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10 Sets) 5/16-18x4" Stainless Steel Hex Head Screws Bolts, Nuts, Flat & Lock Washers, 18-8 (304) S/S, Fully Threaded by Bolt Fullerkreg : Amazon.co.uk: DIY & Tools
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UNC 5/16", Socket Screw, Countersunk, High Tensile 8.8, DIN 7991 – Fixaball Ltd. Fixings and Fasteners UK
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UNF 5/16" Socket Cap Screw High Tensile 12.9 Self Colour DIN912 – Fixaball Ltd. Fixings and Fasteners UK
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UNC 5/16" Hex Bolt and Set Screws High Tensile 8.8 Self Colour DIN931 – Fixaball Ltd. Fixings and Fasteners UK
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UNF 5/16" Hex Bolt and Set Screw A2 304 Stainless Steel DIN931 – Fixaball Ltd. Fixings and Fasteners UK
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