For more than 20 years, the Charger™ RR440 sealed journal bearing bit for surface drilling has been a benchmark in the mining industry. Our Charger™ RR440, the proud winner of an extended rotary drill bit test in one of Australia’s largest iron ore mines, proved to give you lower total drilling cost, higher penetration rate and longer bit life. Add to that, less bit changes and less manual handling.
This ultra-premium rotary drill bit maximizes the performance in the most challenging drilling applications and is an investment that will pay off in the long run. Discover more about the impressive tests results and the product features and added values below.
Tested in one of Australia’s biggest iron ore mines, giving you a lower total drilling cost, higher penetration rates, and longer bit life.