Core Bits

Coring bits are the best bit for drilling faucet mounting holes in marble and granite counter tops. They're also a great choice for cutting holes through stone, concrete, or tile for installation of conduit, tubing, or wiring.
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  • Center Pin

    MSRP: $22.56

    $13.99

    Milwaukee
    Center Pin

    SKU 48-20-6155
  • DEWALT Heavy-Duty 5/16 Inch Diamond Drill Bit (DW5574)

    MSRP: $27.09

    $18.99

    DEWALT
    Heavy-Duty 5/16 Inch Diamond Drill Bit

    SKU DW5574
    Free Shipping
  • Milwaukee 48-17-2042 Standard 4-1/4" Diamond Core Bit

    MSRP: $233.60

    $157.49

    Milwaukee
    Standard 4-1/4" Diamond Core Bit

    SKU 48-17-2042
  • sale
    Milwaukee 5/8"-11 x 12" Core Bit Extension (48-17-6012)

    MSRP: $116.70

    Regular Price: $77.99

    Special Price $72.97

    Milwaukee
    5/8"-11 x 12" Core Bit Extension

    SKU 48-17-6012
    Free Shipping
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