ELECTRO HARDWARE Shoulder Screw: 10 mm Shoulder Dia, 10 mm Shoulder Length, M8x1.25, 18-8 & 303, Stainless Steel, Hex Socket MSCB551-2 MOD SKU: DBI01672682

SPI Threaded Ring Gage: Class 2A, Go & No Go 23-165-4 SKU: DBI46554069