3/8-16 x 2 Flanged Hex Bolts (10 pcs), 18-8 (304) Stainless Steel, External Hex Drive, Hexagon Head Bolts Screws with Flange Washer, Fayeploo

Additional Details from the Manufacturer

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More features

• Thread Size: 3/8-16; Thread Pitch: 16; Thread Length: 2 inch
• Hex Drive Size: 9/16 inch;Flange Diameter: 20.5 mm (max); Head Height: 9.9 mm (max)
• Material: The screws are made of 304 stainless steel 18/8; Excellent toughness for structural applications; Good corrosion resistance; Durability; Extra Black Oxide treatments make it more chemical resistance in harsh environments;
• Feature: Serrated flange hex head screws feature a circular flange under the head to distribute the pressure where the screws meet the surface, eliminating the need for a separate washer; The flange can create a tighter seal when used with a mating surface, preventing leaks or the ingress of contaminants
• Applications: Because of its heavy-duty properties, it's widely used in automotive applications, construction, machinery, manufacturing, plumbing and more; Useful in applcations where space is limited, vibration is a concern or a secure and leak-proof connection is required