The objective of the test method is to measure the working and ultimate capacities of rock bolt anchors. The system comprises of a central hole jack, hand pump with a load gauge, directional control value (only for central hole jacks above the capacity of 500 kn), flexible hose pmore...
The rock drills are designed for bench drilling, secondary drilling and smooth blast drilling. The small size makes them ideal for work in confined spaces. Because of its light weight the RH 571 is best suited for smaller jobs. The RH 658 is slightly heavier and more powerful andmore...