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    Product Description

    Material: 24-TON Carbon
    Inner Diameter: 8.0mm / .315"
    Straightness Tolerance: ±.0015"  

    SPINE OUTSIDE DIAMETER GRAIN PER INCH LENGTH
    0.500" 8.84mm 6.61 33"
    0.400" 8.95mm 7.42 33"
    0.350" 8.97mm 7.92 33"
    0.300" 9.02mm 8.52 33"