Grade 10.9 M3 Alloy Steel Hex Drive Flat Head Screws
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 measured from the top of the head.
Name Hex Drive Flat Head Screws Material Alloy Steel Size M3 Finish Black Oxide Strength Grade Grade 10.9