While many of us now have laser cutters — either a K40-style machine or one of the newer high-output diodes — you probably don’t have one that cuts metal. True, some hobby lasers now offer IR laser ...

Considerably heavy -- do not try to set this up without help Large working space means the device is even larger Requires ventilation option (window) or smoke purifier Cost prohibitive to beginners ...

Do not buy a laser that is not enclosed above .5W, they are not safe, nor are they typically built to the correct legal standards for lasers. Look for air assist if you want to do cutting. Flammable ...