Drill bit

Details Drill bit Drill bit

B - Operations, Transporting

23

B

B23B 27/02 (2006.01) B23B 51/02 (2006.01)

Patent

CA 2644705

A drill bit comprising a body including at least four flutes being formed on and extending along a longitudinal axis of the body and a web portion disposed between the at least four flutes. The flutes define a pitch length that is substantially the same as one another and the web portion has at least one web thickness. The ratio of the web thickness to the pitch length is within a range of about 14 to 25 percent.

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