API 6 1/2" IADC317 Kingdream Rotary Tricone Drill Bit for Well Drilling

Model Name :：HJ317G

API 4 7/8'' IADC547 TCI Tricone Bit Kingdream Rock Roller Cone Bits

Model Name :：HA547G

API 7-7/8" Tricone Roller Bit Steel Tooth Bit for Well Drilling

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API 26" Kingdream Rock Bit for Well Drilling

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API 8 1/2" Kingdream Tricone Bit JZ Rock Bit for Well Drilling

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API 8 3/4" HA117 Kingdream Rock Bit

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API 13 5/8" SE537G Kingdream Rock Bit

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API 13 1/2" GA115 Kingdream Rock Bit Tricone Bit

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