☀【Emergency Stop Button】: Emergency stop button enhance security. Our products are already registered trademarks in the United States. This is our trademark “CNCEST”. Therefore, 100% product quality assurance. ☀【Simple Operation and Installation】: Our Power Milling Machines can be controlled by computer. ☀【Mach 3 Software is Simple and Intelligent】: High Precision Stepping motor makes engraving more precise and the Milling Machine can control the engraving more precise. ☀【Aluminum Alloy Frame Materials】: More steady and strong equipped with aluminum alloy frame materials.The chrome shafts is not easy to deform,suitable for long time use.The reinforced and thickened machine body make transportation absolutely to be safer and longer life time. ☀【High Torque Transmission】: Flexible coupling can be used for high torque transmission.Cover plates reducing pollution for the screws and shafts.Spindle motor knob is useful for small positioning adjustment ,with steady and strong support structure.