Flanged Allen / Torx Socket Button Head Screws have a built-in washer that ensures superior force distribution over a greater area, eliminating the need for a separate washer. The smooth head design gives a neat, professional finish free from sharp edges, great for furniture an automotive applications.
Class 10.9 Button Head Flange Screws are considered hardened, providing a high strength, high tensile fastening solution. Stainless Steel is best for low strength applications that require corrosion resistance.