Homemade lathe to metal made from scrap, longitudinal feed, part 2

In this video, I made a longitudinal feed for my homemade metal lathe. As guides I used metal angles and a metal square 25 * 25 mm. I fastened all the guides to the frame with bolts so that they could be adjusted, I tried to use welding to a minimum. Once the guides were ready and mounted on the machine frame it was time for the caliper. It will be made of 12 mm thick sheet steel. Welded the corners of the outside. Then he started pressing the caliper to the frame. And at the very end I mounted the lead screw, used the M14 hairpin. Also made the steering wheel for this screw. One of its turns will correspond to 2 mm of the screw stroke. The next stage is the transverse gear and the tool holder, then the pile-up and the electrical part. What you need to make a metal lathe in your home workshop - a piece of channel, a pair of angles, profile pipes, electric motor, lathe chuck, wide thrust bearing, drive pulleys. And from the tool, it is an angle grinder, drill or drilling machine, files an