Rockmore’s Vector Rod system advances drilling
October 14, 2016
Thread design allows for straighter holes, minimized deviation
January 7, 2017Rockmore International ROK 550T
October 24, 2016. From National Driller magazine.
Rockmore International introduces the second model of the new T-Series DTH hammer line – the ROK 550T. The new T-Series design hammers utilize drill bits with standard shank connections without the plastic blow tubes/foot valves, The ROK 550T is a 5-inch class model and a tubeless hammer that accepts the industry standard bit shank model QL50, but with the blow tube/foot valve removed.