This is a elegant unit with a good amount of power and is really precise with a very fine beam. it also has a triple motor design for high speed engraving and has a reasonably rigid frame and uses all ball bearing construction. the coaxial air assist and fume enclosure are necessary in my opinion.

JICCODA L1：https://www.amazon.com/dp/B0B8S5XBWP
Air assist pump：https://www.amazon.com/dp/B002WR8CBS
Safety Enclosure：https://www.amazon.com/dp/B0BM3W9VRH