🔥This scrap metal invention is the reason why master pipefitters never produce crooked cuts. Drawing a straight line around a round object is geometrically impossible by hand because wraps often slip, but this creator reinvents the process using a custom roller bed. The device uses bearings to create a friction-free cradle, while the vertical screw clamp locks the pipe's axis in place. The genius lies in the stationary marker arm, which traces a mathematically perfect circumference line as you

98K views · 9.7K reactions | You can make this homemade exhaust alinement clamp. This uses a cut off piece of tube that can be modified to grip the two pied of tube. Cut holes in the band so you can tack weld the tubes. Then remove the clamp. #fireballtool #exhaustclamp #exhaustool #diytool #fabrication #welder #fixturetable #howtoweld #homemadetool | Fireball Tool | Facebook