We had approximately 6,000 of these custom 3/4-10 X 5 SAE J995 grade 5 socket head flat point set screws manufactured for our construction customer with zinc clear finish. Overall length was set to 4.97-5.03″ and the 3/8 hex drive was cold formed to a minimum depth of .375″. Lab tests were performed to confirm proof load of 85,000 psi min while maintaining core hardness of Rc 25-34. Full certs were provided with the parts.