In order to perform a laser cutting or engraving operation on your CNC machine, you need to mount a suitable engraving laser head. With the Laser Dock magnetic docking station, you can significantly ease the task of mounting your engraving and cutting laser head. The object this file generates is a female part called Part B from the set of 3 elements required to construct the LaserDock. This is a free file that can also be obtained from: https://optlasersgrav.com/ If you want to find out more about the capabilities of the Opt Lasers cutting and engraving laser heads this docking station was designed to work with, please visit the following page: https://optlasersgrav.com/laser-head