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gad
A heavy steel wedge, 6 in or 8 in (15.2 cm or 20.3 cm) long, with a narrow chisel point for cutting samples or breaking out pieces of loose rock.
- ส่วนหนึ่งของคำพูด: noun
- อุตสาหกรรม/ขอบเขต: Mining
- Category: General mining; Mineral mining
- Government Agency: USBM
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ผู้สร้าง
- ed.young
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(V.I.P) 21084 points - 100% positive feedback
(Milwaukee, United States)
