CNC sprial milling machine is the specialized cnc machine tool for milling drill collar, use three milling cutters mill drill collar spiral groove at the same time.
Main technical specification:
1, Machining diameter: ∮98～∮280㎜;
2, Machining length: ≤12, 000㎜;
3, Spiral groove helical lead: 914㎜～2320㎜
