Laser engravers are a useful tool and it makes sense to purchase one if you use it often enough. If you are considering buying a laser engraver, there are many things that you need to think about before buying it. There are a number of options to choose from and there are good reasons to choose one kind of engraver over another one. It is important to weigh the pros and cons of each of the laser engraver before you decide on the one that you would like to purchase. http://www.stonecnc.net/stone-cnc-router/laser-engraving-machine/