QL DTH rauj
Down qhov xyaum siv dav hauv kev tsim kho kev lag luam, HFD's QL series DTH Hammer Txais cov hlau zoo hlau thiab siv cov khoom siv tawv tawv rau cov khoom seem, uas ua rau ntev DTH rauj lub neej thiab nqa kev ntseeg tau. Txawm hais tias koj tab tom khawb cov dej hauv qhov dej, thawj qhov blasting qhov hauv quarries, qhov chaw mining, thee stripping operations, oil and gas exploration, los yog tsim cov haujlwm uas yuav tsum tau siv pob zeb excavation, HFD's QL Series DTH Hammer yog ua haujlwm.
