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

    Carbide-Tipped Drill Bits for Stone

    With multiple cutting edges, these bits grind through stone, granite, and slate tile without cracking it. They have a titanium nitride (TiN)-coated carbide tip that resists wear and heat to stay sharp.
    Round Shank
    Image of Product. Front orientation. Drill Bits. Carbide-Tipped Drill Bits for Stone.
    Drill Bit
    Size
    Decimal Size
    Equiv.
    Overall
    Lg.
    Max. Drilling
    Dp.
    Shank
    Size
    Features
    Each
    Titanium Nitride (TiN) Coated
     
    Standard Point
    1/8"
    		0.125"
    		2"2"1/8"—00000000000
    3/16"
    		0.1875"
    		2"2"3/16"—00000000000
    1/4"
    		0.25"
    		2 1/4"2.25"1/4"—00000000000
    5/16"
    		0.3125"
    		2"2"1/4"—00000000000
    3/8"
    		0.375"
    		3 3/4"3.75"5/16"Flats on Shank00000000000
    1/2"
    		0.5"
    		3 3/4"3.75"5/16"Flats on Shank00000000000
     
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