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鉆桿

產(chǎn)品型號：50*1.5M鉆桿
產(chǎn)品類(lèi)型：鉆桿
連接方式：螺紋連接
使用范圍：遍布全國煤田，石油鉆探、水利水電、鐵路公路、隧道建設等行業(yè)
別名：地質(zhì)鉆桿、探水鉆桿、圓鉆桿、瓦斯抽排鉆桿

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