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    System of Measurement
    System of Measurement
    Metric
    Inch
    Thread Pitch
    Thread Pitch
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    1mm
    1.25mm
    1.5mm
    1.75mm
    2mm
    2.5mm
    For Lathe Chuck Diameter
    For Lathe Chuck Diameter
    4"
    5"
    6"
    8"
    10"
    12"
    15"
    21"
    24"
    Mounting Hole Center-to-Center
    Mounting Hole
    Center-to-Center
    0.591"
    0.713"
    0.787"
    0.984"
    1.181"
    1.26"
    1.693"
    1.96"
    2.36"
    For Serration Size
    For Serration Size
    1.5 mm × 60°
    3 mm × 60°
    DFARS (Defense Acquisition Regulations Supplement)
    DFARS (Defense Acquisition
    Regulations Supplement)
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