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DIN 934 hexagon nut, also known as hexagon nut, has metric coarse thread and fine thread. The product grade is a and B. grade A is used for specification less than or equal to M16, and grade B is used for specification larger than M16. for grade 8, as fixed as DIN standard, all sizes hex nuts should be used high level steel wires and do heat treatment. it called real grade 8.
- Material: Carbon Steel
- Type: Hex Nuts
- Thread Size: M3 ~ M52
- Surface Finish: Plain, Black, Zinc Plated, Yellow Plated, H.D.G, Self Color
- Class: 4, 6, 8, 10, 12