Qualfast: M8 Flanged Hex Nut Z&Y (8) Hexagon Nuts With Flange Metric Steel - Z&Y (Zinc Yellow Passivated) Grade 8 DIN 6923 MPN: M8 Flanged Hex Nut Z&Y (8) Attributes: Box Quantity: 250 Driving Features: Hexagon Grade: 8 Material: Steel Surface Treatment: Zinc Plated Yellow Passivated Thread: Metric Thread Direction: Right Thread Size: M8