Erosion resistant rock drill bit

Details Erosion resistant rock drill bit Erosion resistant rock drill bit

E - Fixed Constructions

21

B

255/69

E21B 10/60 (2006.01)

Patent

CA 1300124

EROSION RESISTANT ROCK DRILL BIT ABSTRACT Disclosed herein is an erosion resistant down hole rock drill bit which utilizes a radial distribution of carbide cutter bits or buttons about the exhaust hole. This minimizes carbide wash or removal of base metal which retains the carbide and thereby extends bit life.

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