HF100YA2 DTH Drilling Rig - hanfagroup.com
2021-6-22 · The HF100YA2 crawler hydraulic drilling rig adopts a new type of hydraulic rotary motor, which has the characteristics of high speed, large torque, and low failure rate. The drilling rig has low air consumption and convenient hole shifting. It adopts air filter and oil filter for three-stage filtration to reduce the wear and tear of the diesel engine, thereby increasing the service life of the ...
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