1Pc 1/2-12 2-1/2 2-3/4 3 Inch 12.9 Grade BSW British Standard Half Coarse Thread Carbon Steel Allen Head Hexagon Socket Screw - AliExpress

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1-10Pcs Black 12.9 Carbon Steel Hex Hexagon Socket Thin Low Short Profile Head Allen Cap Screw Bolt M5 M6 M8 M10 M12 M14 M16 - AliExpress

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External Hex Head Screws BSW British Standard 304 A2 Stainless Steel Full Threaded Hexagon Bolts 5/8 1/2 3/8 5/16 1/4 3/16 (Color : 1pcs, Size : 1/2) : : Tools & Home Improvement

1/2-13 Thread Grade12.9 BSW HEX Socket Cap Head Bolts Allen

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