[中 文]“全天候”型抽油桿撈筒一、用途在油管內或套管內打撈斷脫抽油桿。二、特點1、一筒多撈，無需更換任何零件在油管內，能撈16、19、22、25、28抽油桿。2、只要更換引鞋，可在任何尺寸的套管內打撈16、19、22、25、28抽油桿。3、操作簡單易做。 [English] I. Use Fish the broken/come-off sucker rod in oil-pipe or casing. II. Characteristics 1. It is multifunctional, and without needing to replace any part in oil-pipe, it can fish 16, 19, 22, 25 and 28 sucker rod. 2. If only replacing guide shoes, it can fish 16, 19, 22, 25 and 28 sucker rod in casing with any size. 3. Operation is simple and easy to do.
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