These are custom automotive flat socket machine screws we supply our aftermarket automotive OEM customer.  Parts are manufactured domestically with production runs of 5,000 pcs and lead time of approximately 8-10 weeks.  Cold headed 5/32 hex drive is incorporated with fully threaded 1/4-28 body and 60 degree countersink angle.  3/32 of hex key engagement is required and nylon thread lock patch is added to finalize the parts.  Level III PPAP was provided to the customer with the parts.