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    7 Products
    About Drill Bits
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    Compare material, finish, length class, and decimal size equivalents.

    Drill Bits for Paper and Fabric

    Image of Product. Front orientation. Drill Bits. Drill Bits for Paper and Fabric.
    A razor-sharp cutting edge makes clean holes through stacks of paper, cardboard, and fabric. These bits are often used for binding documents and sample swatches. They are standard Style A for use with Challenge and Lassco paper-drilling machines.
    Shank
    Drill Bit
    Size
    Decimal Size
    Equiv.
    Overall
    Lg.
    Max. Drilling
    Dp.
    Type
    Size
    Each
    Core Bit
     
    Uncoated
    1/8"
    		0.125"
    		3 1/8"1"Round
    		11/16"3164A21000000
    3/16"
    		0.1875"
    		3 1/8"1 3/4"Round
    		11/16"3164A2300000
    1/4"
    		0.25"
    		3 1/8"2"Round
    		11/16"3164A2500000
    5/16"
    		0.3125"
    		3 1/8"2"Round
    		11/16"3164A2700000
    3/8"
    		0.375"
    		3 1/8"2"Round
    		11/16"3164A2900000
    7/16"
    		0.4375"
    		3 1/8"2"Round
    		11/16"3164A3100000
    1/2"
    		0.5"
    		3 1/8"2"Round
    		11/16"3164A3300000
     
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