3/8" 1/2" UNC / UNF HEX SOCKET CAP HEAD SCREWS BOLT ALLEN KEY A2 STAINLESS STEEL. All bolts are fully threaded. 304 Stainless Steel. Good quality.
This product would be ideal for applications requiring a 3/8" or 1/2" hex cap head that is compatible with both UNC and UNF bolts, such as in automotive, industrial, or plumbing industries.