Supreme Bit – 4″

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Our most commonly used all-around bit. The Supreme hard rock bit with its full gauge and flat face can handle almost any formation from granite and basalt to limestone, hard sandstone, dolomite or most any other formation you may encounter while drilling.

Additional information

Head Size

4"

API Thread Size

1-1/2" x 2-1/4", 1-5/8" x 2-5/8"