5.5" - 7" Hole Dia

Built for Larger Blast Holes and Harder Rock

The RMT Pneumatic DTH Hammer of this class comes with outside diameters from 124mm to 148mm and lengths from 994mm to 1189mm.

Used in Open Pit Mining, Large Quarries and Infrastructure Blasting

This diameter class of the DTH hammer is the standard choice for projects like primary blasting in open-pit mines, large stone quarries, highway construction and dam foundation works where drilling of a higher hole dia. is required, along with a higher penetration rate, and precision drilling is needed.

QL, DHD, SD and D6 Shanks — All from One Supplier

With RMT, users get the flexibility to select from a wide range of shanks for the DTH models, like QL50, QL60, DHD350, DHD360, SD6 and D6 shank systems.

The RMT 5.5" - 7" range DTH hammer is supported by the major rig models available internationally and is used in heavy surface drilling. Manufactured and exported directly from India.