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8 1/2 Iniha PDC Drill Bits OEM Factory
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API 8 1/2 'īniha Polycrystalline Diamond Drill Bits
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8 1/2 'īniha PDC Drill Bit M137 no ka wili pōhaku paʻa loa
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12 1/4 'īniha API PDC Drill Bits China Factory
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12 1/4 'īniha M166 Matrix Kino Polycrystalline Diamond Drill Bits
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12 1/4 'īniha PDC kino kila no ka luawai aila
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12 1/4 iniha M166 Maxtrix kino polycrystalline daimana drill bits
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12 1/4 'īniha Matrix Kino PDC Drill Bits M196 No ka ʻaila ʻaila.
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API 12 1/4 ʻīniha API PDC drill bits mea hana ma ka waihona
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7 mau pahi wiliwili PDC M137 8.5 iniha no ka luawai aila
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ʻO ka mea hoʻolako API o 6 baldes Matrix body PDC rock drill bits-6″
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ʻO ke kino kōkoʻo PDC wili daimana M137 5 7/8 iniha (149mm)