Use this pin love for drawing - Portraimalerei and landscapes. Erasures you can indeed reach no finer lines than 2-3mm, but are distinguished for example veins and so on, it is to be used wonderfully. For me, the red side has never greased, but he can be really a bit hard to sharpen. I think the white lace Raut paper on very strong, which can be very effective when painting stones, however, if you do not wipe away the fine crumbs that arise while erasing.
