Roll forming round tubing to square.
<video controls autoplay loop> <source src="https://s3-us-west-1.amazonaws.com/hmt-forum/round_square_tube_dies.mp4" type="video/mp4"> Your browser does not support the video tag. </video>
Previously:
https://www.homemadetools.net/forum/...688#post163172
https://www.homemadetools.net/forum/...692#post182715
https://www.homemadetools.net/forum/...548#post174038
https://www.homemadetools.net/forum/...025#post176119
https://www.homemadetools.net/forum/...505#post177822
https://www.homemadetools.net/forum/...943#post179574