Drilling Dia.: Φ90-152mm(3 1/2″-6″)
Diesel Engine:Yuchai YC4DK80-T302,58kw/80hp,Electric Motor,55kw/75hp

Drilling Dia.: Φ90-152mm(3 1/2″-6″)
Diesel Engine:Yuchai YC4DK80-T302,58kw/80hp ,Yuchai YC4DK100-T304,73kw/100hp

Drilling Dia.: Φ90-115mm(3 1/2″-4 1/2″)
Diesel Engine：Yuchai YCD4R23T8-80,59kw/80hp

Drilling Dia.: Φ80-115mm(3″-4 1/2″)
Diesel Engine: Yuchai YCD4R23T8-80,59kw/80hp

Drilling Diameter: Φ90-130mm(3.5″-5 1/2″)
Capacity of Compressor: 15m³/min(530cfm)
Pressure of Compressor: 1.8MPa(261Psi)
Diesel Engine: Yuchai YCA07240-T300,176kw/300hp

Drilling Diameter: Φ80-105mm(3″-4 1/2″)
Capacity of Compressor: 12m³/min(425cfm)
Pressure of Compressor: 1.5MPa(218Psi)
Diesel Engine: Yuchai YC6J220-T303,162kw/220hp