These custom stainless steel socket shoulder bolts were manufactured using 18-8 stainless steel material with factory passivation finish. The head was fully cold formed, which took multiple tooling iterations to get just right. 1/4-20 2A thread was rolled at a length of .575" underneath the .305-.311" diameter shoulder. A .190" across the flats hex socket drive was incorporated at a depth of .120" min. Certs were made available to our customer's specifications.