Minimal packaging makes it easy to open, the plastic sleeve only has a cardboard sleeve, simply tear off, press the two buttons on the side of the sleeve and the sleeve is open. There is an instruction manual, but it's an on/off machine so not much to learn. They talk about removing the adhesive backing from the disc but most discs do NOT need to be removed, you just place them on the grinder making sure they are securely attached. The dust bag really works, I sanded on a flat surface. Cross…