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| 하이 라이트: | 드릴링 장비,드릴 기계 |
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제품 설명
Hand Held Rotatory Drills Keyword:electric coal drill; coal drill; portable drill Product Introduction Dry coal drill is a hand-held drill used in the soft coal layer and soft rock layer,with mine explosion-proof structure water injection device, can be safely used for mine where methane and coal dust explosion. Operating Principle 1. Appearance check: Before operation, check all parts of fastening pieces whether they are loose or fall-off or the cable is worm. 2. Flame-proof이 제품에 대한 자세한 내용을 알고 싶습니다
