Computer numerical control (CNC) Machining is a common technology in metal processing industry. Unlike traditional machines, CNC machining utilizes computer systems that help to achieve excellent output in complex shapes of various materials. A famous example is CNC milling machine. Why stand out CNC machining? A machine formerly known as a CNC machine tool (NC) Position them by G-codes. These G- Unlike CNC machining, the code is operated manually by the user, so this task is computerized. In the recent version called the argument program, the logic commands have been fixed and they can work with these G-codes. This modified version allows users to adjust and operate system parameters effortlessly. Benefits of Using CNC machines: improvements in the technology used in the manufacture of these machines bring many benefits. Including the following :- Increased speed, accuracy, productivity and efficiency of tasks Since computerized systems minimize the connection between tools and users, they greatly reduce the occurrence of accidents. This makes the process of metal processing more comfortable. CNC milling machine: CNC milling machine functions by transmitting signals to the stepping motor controller using a computerized system. The system indicates the direction the stepping motor follows and the number of steps that should be taken. The motor is connected to the drive mechanism of the mill on the X, Y and z axes. As we all know, some CNC milling machines use servo motors as a replacement for stepping motors. They have the following advantages :- Metal can be cut at a higher speed The servo motor has a feedback loop that enables the machine to recover exactly to its initial position. How to find the best CNC milling machine? These machines have become crucial in many aspects of life, especially in the operation of our business. Buying this machine means you have to find the right supplier or dealer. Here are tips to help you determine where you can get the most ideal place for your machine :- Check the quality of the milling machine. Visit the online forum to get information about the brands available on the market and the most reliable brands based on customer reviews. - If the milling machine is broken, choose a supplier or dealer with a professional and highly skilled person to repair it If you are looking for a cost reduction scheme, some suppliers will handle the used milling machine, so please choose this scheme. Maintain your CNC milling machine: once you have purchased the milling machine, you can follow some important tips to keep it in the best condition. These machines are usually maintained through the setup process. This includes the following procedures :- Wipe the table to T- Keep it safe from debris and rust. - Put down the vise and tighten it with bolts. Use the indicator to straighten the bad habit- Put each tool into the collection area and make sure they are securely locked. - According to the Machine Manual, set the Chuck to the converter of the tool. - Confirm if the machine \"knows\" where to stop. This is to ensure that the machine can be cut accurately. - Set the spindle at zero point, then ignite the machine again on the x and y axis- Next, position the Z point by lowering the spindle to the top of the material. This will serve as a reference when cutting other materials. This simple setup process ensures that the CNC machining machine works efficiently for many years in a row. This process is repeated whenever the machine is used in large quantities.