KG310/KG310H is an improved DTH drilling rig as the national requirements of environmental protection,it is Designed and developed based on KG915/KGH3 platform,it is with Yuchai double-cylinder diesel engine(GB 3),it meets the national requiements of Emissions,the multi-angle boom for drilling lower horizontal hole.its hydraulic system and and hydraulic cylinder have been improved.KG310H is assembled with dust collector,it is suitable for environmental standards.
Technical Parameters of KG310/KG310H Surface DTH Drilling Rig
| Model | KG310 | KG310H | 
| Weight | 4000kg | 4200kg | 
| Dimension | 4650*2000*2200mm | 4650*2500*2200mm | 
| Drilling hardness | f=6-20 | |
| Drilling diameter | Φ80-105mm | |
| Economic drilling depth | 20m | |
| Rotation speed | 110r/min | |
| Rotary torque | 1650N·m | |
| Lifting force | 18KN | |
| Propulsion mode | Cylinders - Chain | |
| Feed length | 2670mm | |
| Travel speed | 0-2.0Km/h | |
| Climbing capacity | ≤30° | |
| Ground clearance | 250mm | |
| Feed pitch angle | down 145° up55° | |
| Feed swing angle | left 100° right45° | |
| boom pitch angle | down 50° up25° | |
| Feed extension | 900mm | |
| Diesel engine | Yuchai YCCA13T6-45(33.1KW/2400r/min) | |
| Drill rod | 60*2m | |
| Toe-hole drilling | Min.360mm,Max.2650mm | |