QL DTH hammer

Down hole drills are widely used in the construction industry, HFD's QL series DTH Hammer Adopt fine alloy steel and apply hardening treatment on the spare parts, which prolongs DTH hammer lifetime and lifts reliability. Whether you are drilling water wells, primary blast holes in quarries, surface mining, coal stripping operations, oil and gas exploration, or construction projects that require extensive rock excavation, HFD's QL Series DTH Hammer is up to the task.