Changsha Low Air Pressure Cir 90 Dth Hammer - Buy Cir
2.J series Low air pressure DTH hammer includes: J60C, J70C, J80B, J100B, J150B, J170B, J200B 3.BR series Low air pressure DTH hammer includes:BR1,BR2,BR3 . DTH Hammer Advatages 1. Fast drilling speed and low air consumption due to the special inner structure. ... 1.High and low air pressure down-the-hole drill bits . 2.Low air pressure hole ...
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