国三发动机（订制）Engine China III(O)
国四发动机（标准）Engine China IV(S)
品牌/型号 Brand:玉柴 Yuchai
YC4DK-100 / 73.5 kW
品牌/型号 Brand:玉柴 Yuchai
YCF36100 / 73.5 kW
加强钻臂、推进系统
Enhanced drilling boom and feeding system
420GF标配液压绞盘
Hydraulic winch is standard on the 420GF
430GF选配液压绞盘
On the 430GF hydraulic winch is optional
