1/4-20 x 1-1/2" Flanged Hex Bolts (20 pcs), 18-8 (304) Stainless Steel, External Hex Drive, Hexagon Head Bolts Screws with Flange Washer, Fayeploo

1/4-20 x 1-1/2" Flanged Hex Bolts (20 pcs), 18-8 (304) Stainless Steel, External Hex Drive, Hexagon Head Bolts Screws with Flange Washer, Fayeploo

Thread Size: 1/4-20; Thread Pitch: 20; Thread Length: 1-1/2 inch Hex Drive Size: 3/8 inch;Flange Diameter: 14.2 mm (max); Head Height: 7.11 mm (max) Material: The screws are made of 304 stainless steel 18/8; Excellent toughness for structural applications; Good corrosion resistance in harsh environments; Durability; Most popular and versatile grade of stainless steel 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