Drop Center Bit – 5-3/4″

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Designed for unconsolidated formations, the Drop Center features a full gauge and concave face. The concave face allows cuttings to escape faster providing a higher unit load on impact and helps keep the bit centered for a straighter hole. Use on granite and basalt to limestone, hard sandstone, dolomite and hard pan mixed with hard rock.

Additional information

Head Size


API Thread Size

2" x 3", 2-1/4" x 3-1/4"