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SPM CIR90 Low Pressure DTH Air Drill Hammer bit is very popular in international ore mining drilling field.
It is widely used in international ore mining drilling field. Drill-the-hold hammer.
SPM CIR90 DTH Drill Hammer drill holes from 90mm to 130mm.
Matched drilling bits:SPM CIR90-90,SPM CIR90-100,SPM CIR90-110,SPM CIR90-120,SPM CIR90-125,SPM CIR90-130.
We also supply other 3",5",6",8",10",12" High Pressure DTH Air Drill Hammers and various matched drill bits,
We offer SPM low and high air pressure DTH hammer size from 3" to 12"(Φ71mm-Φ275mm), SPM DTH hammers perform good in drilling well of diameter from 65mm to 600mm, especially excellent in deep hole well drilling works.
Different designing makes SPM DTH drill hammers are suitable for various well drilling conditions.