Mr Jeff on Instagram: "the machine for marking engraving metal . The CY-202 is a pneumatic dot peen marking machine from CrossWay Industry that uses a computer-controlled, high-frequency striker to create permanent, deep markings of text, numbers, and logos on various metal and plastic parts. It's considered a DIY-friendly option for small businesses or individuals due to its easy-to-use software, compact design, and ability to mark at high speeds and on materials up to 62HRC hardness, offering