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Mea hoʻoheheʻe lepo no ka wili ʻana i ka laina laina
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Mīkini hoʻoheheʻe pahu lepo no ka ʻeli ʻana
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Mea hoʻoulu lepo no ka ʻeli ʻana i ke kumu geotechnical
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ʻO ka pahu ʻuʻu daimana koʻo pahu hui NQ HQ T2 T6 BARREL CORE
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ʻO ka hui ʻo Wireline Diamond Drilling Core Barrel Assembly
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China T series Core Barrel Assembly
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ʻO ka pahu hoʻokahi pahu daimana uʻi kumu pahu hui
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Mea hui lepo no ka wili daimana
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ʻO ka nui o ka HQ pahu pahu wili ʻiliʻi me ka uhi no ka ʻeli gula a me ka pahu kumu eli lanahu NQ BQ PQ
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NQ impregnated diamond core bit
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Kokoo wili kila maʻamau
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Bit core bit drill diamond impregated
