1. Is the screw of each part loose?
2. Check if the path you are handling is correct.
3. Whether the file is too large causes the computer to handle errors.
4, increase or decrease the spindle speed to adapt to different materials (generally 8000-24000)
5. Loosen the cutter chuck, clamp the knife in one direction, and put the knife in the right direction to avoid the engraving object being unclean.
6. Check if the tool is damaged, replace it with a new one, and re-engraving.
some failures in engraving
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