Drill bit having diamond film cutting surface

Details Drill bit having diamond film cutting surface Drill bit having diamond film cutting surface

E - Fixed Constructions

21

B

255/63

E21B 10/00 (2006.01) E21B 10/56 (2006.01)

Patent

CA 2025933

ABSTRACT An improved diamond drill bit is provided which has a diamond film cutting surface. The drill bit comprises a body member and a plurality of cutting members, each including a diamond cutting face formed from a diamond substrate coated with a diamond film.

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