This listing is for new Metric M6-1.0 Hex Serrated Flange Nuts in Zinc Plated Alloy Steel. These have a Class 8 rating and CR+3 Zinc.
Metric Size : M6 / 6mm
Thread Pitch : 1.0mm - Coarse Standard Thread
Type : Hex Flange Nut
Specification : DIN 6923 / ISO 4161
Wrench Size : 10mm
Material : Class 8.8 Steel, Zinc Plated CR+3