... grade 8.8 bolt specification: 1Materials:Carbon steel 2Size:M24*80,27*130,30*270 3Surface:Black,Zinc,Dacro 4Certificate:ISO9 Different types of grade 8.8 bolt ... : DIN, ASTM, GOST, JIS, AS, etc. 4Grade: 8.8 (4.6, 5.6, 10.9, 12.9, etc ... , Dacron grade 8.8 hex bolts4. Factory view figures: PackagingFactory viewTesting equipmentsWorkshop Welcome your visit! Different types of grade 8.8 bolt specification