For grinding Tyme :)
This is a minor modification to: http://www.thingiverse.com/thing:18947
On the inside part of the grinder, I deformed the circular base into a slightly exaggerated octagon to make it easier to grip - works rather well!
grinder_ting_1.blend | 387.2KB | |
grinder_ting_1.stl | 74.2KB | |
grinder_ting_2.stl | 87.6KB |