Hand seamers with bronze plates. They work smoothly with metal having any type of polymer coating, zinc or copper. The hooks with half-rounded edges are located in such a way that the hand tools with bronze plates do not leave any marks on painted or coated profiles. It is a perfect instrument for seaming difficult to access areas of roof panels and façades.
You can apply minimal force to lock the seam never worrying about the tool slipping off the seam or about the scratches. The seamers operate with 25 mm / 1.0” height standing seam panels. You must follow two-step approach if you need to work with double standing seam: