DESCRIPTION
The Numa Challenger 6 Hammer Rerun can be used in any hard rock drilling application. It has a valveless hown hole hammer design and is designed to operate at pressures up to 500 psi. It has a hardened, reversible, non-ported piston case for extended life. The Numa Challenger 6 Hammer Rerun delivers more energy per blow, which results in higher penetrating rates in hard rock.
ABOUT NUMA HAMMERS
From Numa’s Website:
Numa is the world’s leading designer of rock drilling equipment. We offer the largest range of vertical, horizontal, and reverse circulation DTH products for drilling holes from 3½ to 50½ inches (89 – 1,283 mm) in diameter.
Foremost to the success of our customers is Numa’s personal service and technological expertise. Numa works with drillers on job sites around the world not only support our products but to gain first hand insight for advancing DTH product design to satisfy every drilling environment.
Whether you’re in the construction, oil & gas, mining, quarry, water well, or any other rock drilling industry, Numa has designed a DTH product to meet your demanding needs. It is this commitment that gives our customers the peace of mind that we’ll always be there with the industry’s best performing, most reliable products and the industry’s best service and support.
