VEVOR Three-Station Edge Roller, Large Radius, 0-90° Bending Angle Sheet Metal Brake, Quickly Adjusts for Making 0.63\"-5.7\" Bends in 30-19 Gauge Steel, for Clean Crisp Bends in Metal Roofing Materia
For the 0-90° Bending Angle 3-Station Design Edge Roller Sheetmetal Break, you don’t need to adjust it. It can be used directly within 0.04inch. If the material exceeds 0.04inch, it cannot be folded by hand.