... travel of spindle:700mm 4.weight:2300kg The machine is mainly used for boring the cylinder hole ... of cars or tractors, and also for other machine element hole.Technical dataModelTG18Boring diameterΦ58-Φ180mmMax boring depth450mmMax ... of spindle175,230,300,350,460,600r/min(140-610)Spindle fast moving speed2.65m/minmotor power3kw 1420r/ ... 2380mmNet/Gross weight2100/2300kg Vertical Cylinder Boring machine