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생산 과정Drilling bit
Hejian Deris which is a manufacturer of tricone bit ,PDC bit and hole opener ,Hammer bit ,drag bit , etc
US$1,406-1,521/개
1 개
US$315-330/개
1 개
US$1,716-2,146/개
1 개
US$1,280/개
1 개
US$3,500/개
1 개
US$1,390-1,790/개
1 개
US$2,076-2,156/개
1 개
US$4,000-4,160/개
1 개
US$3,285-3,635/개
1 개