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    System of Measurement
    System of Measurement
    Inch
    Size
    Size
    Show
    5/16"
    Collet Type
    Collet Type
    R85C
    ER-32ER-20
    ER-16ER-25
    16C100-TG
    Face Type
    Face Type
    RoundHexagon
    Square
    Grip Range
    Grip Range
    0.281"-0.312"
    0.297"-0.312"
    For Use With
    For Use With
    Milling Machines
    Lathes
    Overall Length
    Overall Length
    1.06"
    1.22"
    1.38"
    1.57"
    2.386"
    3.27"
    4.089"
    4.31"
    Material
    Material
    Steel
    DFARS (Defense Acquisition Regulations Supplement)
    DFARS (Defense Acquisition
    Regulations Supplement)
    Internal Thread Size
    Internal Thread Size
    7/16"-20
    1.041"-24
    1 11/16"-20
    Approximate Diameter Compression
    Approximate Diameter
    Compression
    1/64"
    1/32"
    1/16"
    Maximum Body Diameter
    Maximum Body Diameter
    0.677"
    0.83"
    1.03"
    1.278"
    1.3"
    TIR (Total Indicated Runout) Accuracy
    TIR (Total Indicated
    Runout) Accuracy
    0.0007"
    0.0008"
    0.0025"
    Body Diameter
    Body Diameter
    0.95"
    1 1/4"
    1.89"
    External Thread Size
    External Thread Size
    1.238"-20
    M47.5
    Specifications Met
    Specifications Met
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    11 Products