With the help of the mandrel can be the cutting discs change quickly and without tools. The mandrel fits easily into the standard chuck of Dremels and keeps the blades safely and stably.
The blades themselves are also very stable and do not fly the same deal as the disc wedged times in the workpiece.
I have already worked aluminum, steel and carbon fiber-reinforced plastics with these discs. With this set is not enclosed wooden blade I already can edit laminate wonderful.
