M5.5 410 Stainless Steel Phillips Flat Head Drilling Self-Tapping Screws

Made from 410 stainless steel, these screws are strong, wear resistant, and mildly chemical resistant. They’re beveled under the head for use in countersunk holes. They save you time and effort by drilling their own holes and fastening in a single operation. Not for use with aluminum. Length is measured from the top of the head.