These custom flat socket head screws were manufactured domestically at 20,000 pieces in the 1.695" overall length and the same quantity in 1.29" overall length.  302 stainless steel material was used with plain passivated finish.  Head diameter was .375" and head height at .097", with a 90 degree countersunk base.  Partial thread of .75" was rolled for both length variations.  Material certs and certificate of conformance was provided with the parts.