1、Applicable Range: This edge roller is suitable for bending steel, aluminum, copper, and other metal roofing materials, allowing sheets of 0.01‑0.04in (0.3‑1.0mm) to bend at an angle of 0‑90 degree. It is recommended to fold at a height of 1/2‑5 inch (13‑130mm). 2、3 Station Edge Roller: This manual bender adopts 3 station roller design to ensure more stable and even bending, without length limitations, and is more suitable for making metal roof leakage and rain guard boards for house, factory, and other areas. 3、Secure Design: The V roller of this edge roller can firmly clamp the material during bending, reducing slippage and errors during the bending process. The wing screws on the side can easily secure the lifting plate, ensuring the required bending height. 4、Excellent Materials: The rollers of the sheet metal bender are made of high speed steel to ensure high hardness and wear resistance. The aluminum alloy handle provides you with a comfortable grip, which is sturdy and practical. 5、Wide Application: This 3 station edge roller helps bend unlimited length straight bends to the end of the straight panel length, and is widely applied for making vending kiosks, garage rain diverters, gutter splashproof guards, and roof rain diverters.