Oil well drilling bit type 8.5/8" VSC jet 3-cone bit
Oil well drilling bit type 8.5/8" VSC jet 3-cone bit.
Details
- Category:
- Industrial Chemistry
- Object Number:
- 1955-72
- type:
- drilling bit
- credit:
- English Drilling Equipment Co. Ltd.
Oil well drilling bit type 8.5/8" VSC jet 3-cone bit.
