Drilling bucket with progressive bottom gate

Information
Drilling bucket with progressive bottom gate
Main application moderately strong to strong rock (10 ¨C 100 MPa)
Drilling bucket with progressive bottom gate
Main application moderately strong to strong rock (10 ¨C 100 MPa)
Add:NO.214 majiadian industry park baodi district tianjin china 86-22-58656461 Cell:008615222875497(for call) Cell:008618902059907(whatsapp) |
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