UTECH high-power CNC engraving and cutting machines are widely used in precision cutting and engraving of various materials such as metal, wood, and plastic. In order to ensure that the cutting effect meets high-quality standards, it is essential to choose the right speed. The correct speed can maximize cutting accuracy, reduce material waste, and improve processing efficiency. However, many operators often face the problem of how to choose the right speed when using CNC engraving and cutting machines. In this article, UTECH will explore the impact of speed on cutting quality and provide reasonable selection strategies to help operators optimize cutting effects and thus process more perfect workpieces.