Flange Nuts for Tube Beading Machine 12 pcs SteelWith these flange nuts mounted on your tube beading machine, you can choose and die tubes into shapes you need. Crafted from solid steel, these flange nuts are tear resistant and heavy duty during pipe bending. Featuring precise design and manufacturing, they will deliver exact sizes and shapes you need. When mounted on the tube beading machine, it helps make metal joint rings on metal tubes quickly and easily. You can find compatible pipe bending