タイトルまたは説明

Product Description
Drag bit features
1, A solid one piece heat treated, ***0 alloy steel body for bit strength & durability;
2, CNC threaded machining for proper installation &use;
3, Forgings are milled to better seat the carbide inserts.
4, Select tungsten carbide inserts 5.5mm thick are standard.
5, Relief is hand ground behind carbide inserts for maximum performance.
6, Usage: Mining, Exploration, Environmental, Water well, Geo Exchange, etc. 
Our Services
1. OEM & ODM , as your request . 
2. Best quality control : we have our own experienced QC team and the third party test .
3. Quick response .
4. Quick delivery .
5. Best after sevice and quality warranty .
6. Technical Support will be available in any time