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During the daily use of the hole opener, relevant maintenance work needs to be carried out to ensure that the hole opener can be used normally for a long time. Next, the 258 platform Xiaobian will introduce the maintenance work of the hole opener.The used hole opener, we have to clean, the first to disassemble the enti···
Drill is a kind of commonly used hardware tools products, although the head of the drill is relatively small, but the modern industrial construction industry is inseparable from it, the drill in the use of the process also need to pay attention to some matters, so as to ensure that it can be used normally at the same t···
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