Speedup Hammer

Marble speedup hammer.
It's not perfect, but it works most of the time. There is only one direction that works.

Marble speedup hammer.
The connection piece for base and hammer

Marble speedup hammer. Use up to 4x 2€-Cent for the weight of the hammer. (2€-Cent = 18.75 x 1.67 mm) There is only one direction that works. Infill: >= 20% (better 100%)

Marble speedup hammer. Use up to 4x 1 Cent for the weight of the hammer. There is only one direction that works. Infill: >= 20% (better 100%)