FLANGE BOLTS, DIMENSIONAL STANDARDS ASME B18.2.1, DRIVE HEX, DRIVE SIZE 1/2 IN, FASTENER LENGTH 1 3/4 IN, FINISH BLACK OXIDE, FLANGE DIAMETER 1 5/64 IN, FLANGE TYPE STANDARD, HEAD HEIGHT 1/2 IN, HEAD WIDTH 3/4 IN, MANUFACTURER LOCATION GLOBALLY SOURCED, MATERIAL STEEL, MATERIAL GRADE/CLASS GRADE 8, MATERIAL QUALITY STANDARDS SAE J429, MINIMUM THREAD LENGTH 1 1/4 IN, PACK SIZE BULK PACK, SYSTEM OF MEASUREMENT INCH, TENSILE STRENGTH 150,000 PSI, TH