Hardness Scale
    Hardness Scale
    C
    A
    B
    E
    For Hardness Scale
    For Hardness Scale
    A
    B
    C
    D
    E
    F
    G
    H
    K
    O
    OO
    Specifications Met
    Specifications Met
    ASTM E18
    ASTM D2240
    ASTM E110
    ASTM D3363
    Maximum Hardness Measuring
    Maximum Hardness
    Measuring
    65
    100
    110
    400
    RoHS (Restriction of Hazardous Substances)
    RoHS (Restriction of
    Hazardous Substances)
    RoHS Compliant
    DFARS (Defense Acquisition Regulations Supplement)
    DFARS (Defense Acquisition
    Regulations Supplement)
    Length
    Length
    4"
    6"
    8"
    Diameter
    Diameter
    1/2"
    7/8"
    Minimum Hardness Measuring
    Minimum Hardness Measuring
    0
    20
    25
    40
    150
    Display Type
    Display Type
    Analog
    Digital
    REACH (Registration, Evaluation, Authorization and Restriction of Chemicals)
    REACH (Registration,
    Evaluation, Authorization
    and Restriction of Chemicals)
    REACH Compliant
    Measuring Increments
    Measuring Increments
    1
    4
    4.25
    Dial Diameter
    Dial Diameter
    2 1/4"
    2 1/2"
    Throat Depth
    Throat Depth
    1"
    2 1/4"
    Battery Size
    Battery Size
    AAA
    3V
    Throat Height
    Throat Height
    3/8"
    4 1/2"
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