QL DTH isando
I-Down hole drills isetyenziswa ngokubanzi kushishino lokwakha, i-HFD's QL series DTH Hammer Adopt fine ialloy steel kwaye ifake unyango oluqinisiweyo kwiindawo ezisecaleni, ezandisa ixesha lokuphila kwehamile ye-DTH kwaye iphakamisa ukuthembeka. Nokuba usemba amaqula amanzi, imingxuma ephambili yokuqhushumba kwiikwari, ukumbiwa komhlaba, ukuchithwa kwamalahle, ukuhlola i-oyile negesi, okanye iiprojekthi zokwakha ezifuna ukugrunjwa kwamatye okubanzi, i-HFD's QL Series DTH Hammer iphezu komsebenzi.
