HOLO-KROME has been the leading manufacturer of high-quality fasteners and hex-socket screws for the metalworking community since 1929. HOLO-KROME's lineup features socket and cup point screws, flat and button head screws, dowel pins, socket plugs, and over 2,000 more SKU's. HOLO-KROME proudly manufactures all 200 million-plus fasteners and parts annually from their top-of-the-line 200,000 square-foot facility located in Wallingford, CT.