introduce product:three wings pdc drag bit
The characteristics of the three wings pdc bit:
Size:152mm
Our PDC drill bits are widely used in all industries, such as coal mining, oil exploration, geological exploration, water and hydroelectric, railway and road, tunneling construction and so on.
date_rangeFeb 07' 2019 / India
date_rangeOct 27' 2018 / China
date_rangeOct 25' 2018 / China
date_rangeOct 24' 2018 / China