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Rockmore Offers New Tubeless DTH Hammer

Rockmore International will introduce the newest addition to its T-Series DTH hammer line – the ROK 550T – to the European market at the Intermat exhibition held in Paris this month. The Rockmore T-Series DTH hammers are “tubeless” and utilize drill bits with industry standard shank connections without the imbedded plastic blow tube/foot valve.

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BDS Pneumatic Displacement Pumps for Dewatering Drill Holes

When water shows up unexpectedly in your drill holes, you have to make some compromises. If you have access to repump emulsion you can evaluate your ground and judge if that is an appropriate solution for your conditions. If that product isn’t an option, you can consider cartridges of various water-resistant products and load into the water. The down side to that choice is considerable additional expense and less than optimum blast results. Your shot won’t be as good because your powder factor using cartridges will be significantly less that what you calculated for your drill pattern and hole size.

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Numa Offers Rock Drilling Resources

Numa offers a wide range of Down-The-Hole (DTH) rock drilling hammers and bits. With more than 110 DTH products, Numa’s drilling technology is capable of drilling vertical, horizontal, and reverse circulation holes from 3½- to 50½ in. (89 to 1283 mm) in diameter in hard rock and unconsolidated formations.

Read more: Numa Offers Rock Drilling Resources