Parts that may need to be replaced over time are the laser tube, mirrors and lense. Routine maintenance can lengthen the life of these parts.
When used according to the operating and safety instructions within the owners manual, your laser tube can last 800-1,500 hours depending on the settings and whether you’re cutting or engraving. This part can be self-serviced and is available for purchase on Shop.Dremel.com or by contacting Customer Service at 1-844-437-6533.