LXK320HY CNC drill collar spiral milling machine is the specialized cnc machine tool for milling drill collar, use three milling cutters cut the mutual 120°spiral groove of drill collar at the same time. The main technical specification is as following:
(1) Machining diameter: ∮98~∮320㎜;
(2) Machining length: ≤10,000㎜;
(3) Spiral groove helical lead: 914㎜~2320㎜