for more pls send saleskd2013@hotmail.com Technical parameter Drill depth(m) 150 Drill diameter(mm) 500-2500 Top head speed(r/min) 22 Top head torque....
for more pls send saleskd2013@hotmail.com Technical parameter Drill depth(m) 150 Drill diameter(mm) 500-2500 Top head speed(r/min) 22 Top head torque....