bit puller


  • 翻译:钻头拧卸器

同义词

1)bit puller,钻头拧卸器2)screwing and drlling,拧卸钻孔3)drill stem mounting & dismounting,钻杆拧卸4)swivel wrench,钻头装卸器5)breaker lug,钻头装卸器突楞6)break out a bit,卸下钻头

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