Repair, replace rubber seals, nitrogen pump for Komatsu PC200-6 excavator rock chisel
-Hello everyone, my name is CÓI, I'm 26 years old, I'm in Vietnam, in a small poor rural area in the north, my current job is a machine repairman and machine restorer, I created a channel. This official hope to receive support from everyone..
-Please support and subscribe to my channel
thank you very much
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