The first step: the material. Steel pipe, cut into 4 long slices (column base frame), 6 short pieces across the width of your shelves, 6 pieces lengthwise shelves. Second step: assembling the base. 4 On the base frame to build "ground floor" of the transverse tubes. Makes 4 through holes in the corners of the wooden board. We put in these holes the base frame. Repeat the second step for the construction of next "floors". Stages in the photo.
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