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1. When the new drill pipe is used for the first time, the protective grease on the drill pipe thread should be wiped clean, the inner wall of the drill pipe should be cleaned with air or water, and...
There are many difficult problems in drill pipe construction, and rust is a very common one. Rust on the drill pipe will greatly shorten its life. Therefore, during operation, it is important not on...
How to solve the slipping phenomenon of water well drilling tools? For this problem, first of all, we have to understand why slippage occurs before we can think of a solution. Why does slippage oc...
Are our water well drilling tools suitable for use on rainy days? Everyone knows that it is not suitable for drilling wells on rainy days. Let's talk to you about why water well drilling tools are n...
DTH hammer should always pay attention to the maintenance and lubrication of the machine to reduce its failures. Although the maintenance will reduce the failures correspondingly, there will still b...
After installing the long tapered button bits, the power frequency and the pointer on the frequency switch in the control box should show the same ratio. If they are different, a variable frequency ...