A slightly more than one half cubic meter 3D Printer using V Rails, V Rollers, "C" Rail, mounting plates, and a bunch of 3D printed brackets to provide strength and stability to the frame. Rigidity was the goal and precision and accuracy the result. The software is a whole other topic, many weeks spent dialing that in to make the printer print.

To help cutting v-slots with hand saw

A quick and easy way to make a 3-way mitered corner using Corner Connectors