Diesel Engine：Yuchai YC6J220-T303,162kw/220hp
Drilling Diameter：Φ80-115mm(3″-4 1/2″)
Capacity of Compressor：2m³/min(425cfm)
Pressure of Compressor：1.5MPa(218Psi)

Diesel Engine：Yuchai YC6J220-T300,162kw/220hp
Drilling Diameter： Φ90-105mm(3.5″-4″)
Capacity of Compressor：12m³/min(425cfm)
Pressure of Compressor：1.5MPa(218Psi)

Drilling Diameter:Φ80-115mm(3″-4 1/2″)
Capacity of Compressor: 15m³/min(530cfm)
Pressure of Compressor: 1.7MPa(250Psi)
Diesel Engine: Yuchai YC6A260-T30,195kw/265hp

Drilling Diameter:Φ90-130mm(4″-5″)
Capacity of Compressor:17m³/min(600cfm)
Pressure of Air Compressor: 1.7MPa(250Psi)
Diesel Engine: Yuchai YCA08280-T300,205kw/280hp or Cummins QSC8.3-C260-30 ,194kw/260hp

Drilling Diameter：Φ100-140mm(4″-5 1/2″)
Capacity of Compressor：18m³/min(636cfm)
Pressure of Compressor：2.0MPa(290Psi)
Diesel Engine：Cummins QSL8.9-C325-30,242kw/325hp/ 2200r/min

Drilling Diameter: Φ115-152mm(4 1/2″-6″)
Capacity of Compressor: 20m³/min(706cfm)
Pressure of Compressor : 2.2MPa(319Psi)
Diesel Engine: Cummins QSL8.9-C360-30,265kw/360hp/ 2200r/min