Hexagon screws inch

cylindrical head 1960 series BS 2470 Grade 8 English Whitworth threads

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cylindrical head series 1936 BS 2470 ASTM A574 american threads UNC-UNF

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cylindrical head 1960 series ANSI B 18.3 Grade 8 American threads NC-NF

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90° countersunk head ASTM f835 English thread BSW

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countersunk 82°(angle 60°) ANSI B18.3 ASTM f835 american threads UNC-UNF

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shouldered ground ANSI B18.3 steel UNC American thread

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domed head ANSI B18.3 ASTM F835 US threads UNC-UNF

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headless flat/needle/knob - ANSI B.18.3 steel 45H American UNC threads

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headless pan end ANSI B18.3 steel 45H american threads UNC-UNF

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We stock a large number of references in inches.