Home > Term: jackhammer
jackhammer
A percussive type of automatically rotated rock drill that is worked by compressed air. It is light enough to be used without a tripod and to be hand held.
- ส่วนหนึ่งของคำพูด: noun
- อุตสาหกรรม/ขอบเขต: Mining
- Category: General mining; Mineral mining
- Government Agency: USBM
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ผู้สร้าง
- ed.young
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(Milwaukee, United States)