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Mofani oa li-bits tsa li-roller cones IADC216 5 5/8 inches (143mm)
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Li-roller bits tse koetsoeng IADC216 5 7/8inches (149mm)
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Likotoana tsa Tricone tse teng setokong IADC216 6 3/4 inches (171mm)
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Karolo ea dill e potolohang IADC216 7 7/8 inches (200mm)
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Mofani oa li-rotary bits IADC216 10 5/8 inches (269mm)
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Reka di-drilling bits IADC216 17.5″ (444.5mm)
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Theko ea li-bits tsa API tricone drill IADC216 4 5/8 inches (118mm)
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Li-tricone bits tsa seliba se tebileng IADC216 6 inches (152mm)
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Taemane tricone bit IADC216 7.5 inches (190mm)
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Feme ea li-bits tsa Tricone IADC216 9 7/8inches (250.8mm)
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Feme ea li-drill bits tsa API IADC216 4.5 inches (114mm)
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Mofani oa li-bits tsa ho tjheka tsa API IADC216 5 3/4 inches (146mm)