Desc:Feature:It is easy to work unskilled workers to learn how to sharpen drills quickly.Economic price, fast and high precision grinding.Diamond grinding ...
Desc:Feature:It is easy to work unskilled workers to learn how to sharpen drills quickly.Economic price, fast and high precision grinding.Diamond grinding ...
Desc:[Application scope and technical characteristics]Suitable for PDC drilling, diamond drilling and wireline coring drilling. The rigs can drill holes fo...
