... .4, with great guidance quality, which makes drilling direction relatively stable.5, easily to be changed from electric engine to diesel engine. 1 ... 64Nm(Spindle 380 r/min) 5,Feeding Length 670mm 6,Engine Type LC1P70FA(Gasoline) 7,Power 4.4kw/3600rpm 8,idle ... /min 9,L×B×H 625×600×1400mm 10,Weight(with engine) 130kgDrilling components portable drilling rig/geological drilling rig/