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Fakitale ya API Mpira mano mafuta ndi gasi kubowola bits 14 3/4 ″ pachitsime chakuya
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API ogulitsa Rotary oil rig drill bit 16 ″ mtengo mu stock
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API Metal yosindikizidwa mafuta a tricone kubowola pang'ono kwa ma foratmions olimba
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API petroleum tricone pobowola pang'ono yogulitsidwa m'gulu
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Batani la Oilwell pang'ono 8.5 ″ pobowola ndi mtengo wotsika
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API mafuta rig kubowola pang'ono opanga kupanga molimba bwino
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TCI zitsulo zosindikizidwa zokhala ndi mafuta bits IADC417 ndi pobowola chitsime chakuya
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API mafuta bwino mutu wa rotary rig pobowola molimba mapangidwe
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API Steel tooth oilwell bits za makina obowola ozungulira omwe ali mgulu
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API Milled gasi kubowola mabiti opanga zogulitsa
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API fakitale ya simenti ndi mlatho pulagi mafuta pobowola pang'ono
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API 8 1/2 mainchesi diamondi trione pang'ono pobowola gasi chitsime