Features: 1. Imported NSK bearings and THK linear rail screws are adopted, which achieves high progress and long service life 2. Free choice of no guide bushing or fixed guide bushing, saving materials and high yield. Choose power distribution guide bushes and linkage guide bushes for better benefits. 3. The main and auxiliary spindles are oil-cooled electric spindles, which have no dead angle cooling at high speed, and have more uniform heat dissipation and stronger performance than ordinary air-cooled electric spindles. 4. This machine adopts absolute operation, no need to return to the original point on and off, saving time and labor and labor. 5. Flexible knife row design, free selection. 6. Optional boring tool holder and interchangeable power head integrated machine for the secondary shaft can be easily realized 7. Uninterrupted power supply for 24 hours, high efficiency and labor saving