... flange boltIFI-111 2002 standardSAE grade 8 C1045 BZPAll Specifications Supply:Thead size: 1/4, 3/8, 5/8 up to 3/4Length: 1 ... /HDG), Nickle DIN6921 standard metric sizes availableOr customized specificationsMetric size M6 to M16Grade 8.8, 10.9 and 12.9Surface Treatment Optional: Black ... options.Material could be CS, SS302, SS304, SS316Grade A2 or A4 SAE grade 8 hex flange bolt