Description :
Tapered drill bits consist of mining and tunneling two series,with higher drilling efficiency,longer service life,better powder-discharge,better wear-resistance and impact-resistance,easier bit-back performance etc.,widely used in metal mine,quarry,tunneling,hydro-electrical engineering and so on
Advantage.:
1. Good quality and best service
2. We have own our factory
3. Lowest price
4. Punctual delivery
5. Export many countries around the world
6. Standard packages
Applications
• Underground mining
• Dimensional Stone Industry
• Tunneling,quarrying
