Stone separation device
A stone-separation device: just a DC motor attached to a perforated steel tube. when you add gravel and dirt in the top (right side) the dirt falls out and the stones end up in the bucket. worked great.
Wednesday, 20 of February of 2019
A stone-separation device: just a DC motor attached to a perforated steel tube. when you add gravel and dirt in the top (right side) the dirt falls out and the stones end up in the bucket. worked great.
