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Address: Suite 2308, Huatengbeitang Building, No.37 Nanmofang Road, Chaoyang District, Beijing City. China
Contact name:Alan Wang
Beijing Sinovo International & Sinovo Heavy Industry Co.Ltd. |
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Diamond Core Bit Overshots With A Latching Mechanism For The Wire Line System
Overshots:
The overshot has a latching mechanism that connects to spear point on the top of the latching head to permit
retrieving the inner barrel from the bottom of the hole without the entire drill string having to be removed
The overshot is a necessary part of the wire line system.The overshot is used to lift the inner tube assembly to
ground from the bottom of the hole once the inner tube is full of core, because the overshot has a latching mechanism that connects to the spear point on the top of the latching head to permit retrieving the inner barrel, the entire drilling string need not to be removed
