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17 1/2 pous Steel Dan Tricone Bit Iadc 127 pou Forage twou konstriksyon
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15 1/2 pous Iadc 127/217 freze dan Tricone Bits pou fòmasyon mou
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14 3/4 pous Iadc 127 Tricone Drill Bit Steel Mill dan roulo kòn Forage Rig
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12 1/4 pous Api Stanard Tricone Bit Dlo Byen Steel Dan Rock Roller Bit Pou Vann
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10 5/8 pous Mill Dan Tricone Bit Iadc 217 Steel Dan Drill Bits Tricone Steel Tooth Bit
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9 7/8 pous Iadc 217 Steel Tooth Tricone Bit itilize pou dlo Wells
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8 3/4″ Steel Tooth Triocne Pou Mou byen Forage Metal Drill Bit Multi Purpose Drill Bits
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8 1/2 pous 215.9mm Iadc 127 Steel Dan Tricone Bit apwopriye pou endistri konstriksyon ak min
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7 7/8 Pous Iadc 127 Dlo Byen Milled Dan Drill Bit
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7 1/2inch 190mm Tci roulo kòn Bit pou mwayen fòmasyon difisil dlo byen perçage
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6 3/4 Pous Iadc 217 Steel Dan Tricone Rock Bit Pou Forage Byen
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3 7/8 pous Steel Dan Tricone Bit Iadc Kòd 127 pou fòmasyon mou
Pwofesyonèl manifakti zouti perçage
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