DIN 912 8.8 zinc-nickel black Bolt with cylindrical head and internal hexagon
Field of applicationProduction of equipment..Fastening groupHigh-strength..StandardDIN 912MaterialStalStrength class8.8CoatingZinc-nickel..Diameter, mm3, 4Length, mm6, 8..Packaging, pcs.500HeadCylindricalType of carvingFullSlotHexagonal..Thread typeMetricThreading step, mm0.5, 0.7Turnkey size, mm2.5, 3AnalogISO 4762..Popular nameImbus
ISO 7380-1 10.9 zinc-nickel black Bolt with semi-round head and internal hexagon
Fastening groupHigh-strength..StandardISO 7380-1MaterialStalStrength class10.9CoatingZinc-nickel..Diameter, mm4Length, mm8, 10, 12, 16, 20..Packaging, pcs.500HeadSemicircularType of carvingFullSlotHexagonal..Thread typeMetricThreading step, mm0.7Turnkey size, mm2.5
DIN 7991 10.9 zinc-nickel black Bolt with countersunk head and internal hexagon
StandardDIN 7991MaterialStalStrength class10.9CoatingZinc-nickel..Diameter, mm4Length, mm8, 10..Packaging, pcs.500HeadHiddenType of carvingFullSlotHexagonal..Thread typeMetricThreading step, mm0.7Turnkey size, mm2.5AnalogISO 10642
ISO 7380-2 10.9 zinc-nickel black Bolt with semi-round head and internal hexagon
StandardISO 7380-2MaterialStalStrength class10.9CoatingZinc-nickel..Diameter, mm4Length, mm10, 12, 16Packaging, pcs.500HeadSemicircularSlotHexagonal..Thread typeMetric
