
LGK557/LG55720 Double-Drive Double-Guide Pillar Pull-Up Internal Broaching Machine 2026. Zero Overturning Moment: Dual-drive, dual-guide structure eliminates broaching overturning moment for high stability. Intelligent Servo Control: Closed-loop servo hydraulic control ensures energy saving and precise operation. One-Click Operation: Embedded program allows zero programming, quick tool change, and easy setup. Bidirectional Operation: Bilateral operation conditions allow flexible switching and free tooling adjustment. High-Precision Machining: Specialized for internal teeth and through-holes with high efficiency and stability. Wide Industry Application: Suitable for new energy, robotics, aerospace, and construction machinery sectors. Full Stroke Tool Transfer: Co-linear slide plates enable ultra-long stroke tool adjustment and one-click control. Certified Quality: Complies with GS, CE, RoHS, and ISO 9001 standards for reliable performance.