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I have made a CNC machine from CD drive and want it to use for engraving purpose. which laser would be best for this job?

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closed as off-topic by Kyle Kanos, John Duffield, stafusa, Jon Custer, Michael Seifert Mar 7 '18 at 14:15

This question appears to be off-topic. The users who voted to close gave this specific reason:

  • "This question appears to be about engineering, which is the application of scientific knowledge to construct a solution to solve a specific problem. As such, it is off topic for this site, which deals with the science, whether theoretical or experimental, of how the natural world works. For more information, see this meta post." – Kyle Kanos, John Duffield, stafusa, Jon Custer, Michael Seifert
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