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M6x35 Socket Countersunk Screw High Tensile Zinc Plated | Zinc Plated CSK Socket Screws | Bolts - Fasteners - Orbital Fasteners
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DIN 7991- the specification for Hexagon socket countersunk head cap screws - U-Bolts-R-Us / Graphskill Ltd Blog
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Socket Flat Countersunk Head Cap Screw, 6-32 x 3/8", Alloy Steel, Black Oxide, Hex Socket (Quantity: 100) Coarse Thread, 6 Hexagonal Allen Bolt, Length: 3/8 inch, Full Thread : Amazon.co.uk: DIY & Tools
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