Flat Head Cap Screw Fine & Full Thread Black Steel 7/16-20 * 2-1/2" Grade 8 [Cup Point] [Allen Drive]

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Made from alloy steel, these screws are nearly twice as strong as stainless steel flat head screws. They're angled under the head to sit flush within countersunk holes. Length is m easured from the top of the head. The screw has a length of 2-1/2" and a thread of 7/16-20. Black-oxide alloy steel screws have mild corrosion resistance in dry environments. Show more