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  • Bolt Grades and Classes

    This is a technical term which determines the properties of a bolt. 
    There are a huge variety of bolt grades that are suitable for a diverse range of applications and environments.

    Metric Class 4 --- Similar to Grade 2

    Metric Class 8.8 --- Similar to Grade 5

    Metric Class 10.9 --- Similar to Grade 8

    Metric Class 12.9 --- The highest metric class for strength, it exceeds Grade 8