
Manual Operation Internal Grinding Machine Tool. High Precision Grinding: Achieves roundness and cylindricity of 3um with surface roughness Ra0.63um. Double-V Rolling Guide Rail: Adopts double-V preload high-precision rolling guide rail for excellent rigidity. Low Energy Consumption: High-speed spindle powered by static frequency converter ensures low noise and energy saving. Hydraulic Feed Mechanism: Triple-roller system hydraulically controlled for high precision feed. Versatile Processing: Suitable for grinding internal holes, stepped holes, and internal tapered holes with small diameters. OEM and ODM Services: Offers full customization, minor customization, and flexible customization from samples or designs. CE and ISO Certified: Machine meets CE and ISO 9001 standards for quality and safety. 100% Quality Inspection: All finished products undergo visual and function inspection before delivery.