... in metal word ads area channel letter notching cutting and bending machine concluding Automatical Double-side Notching Bender,Air-driven Notcher,PCM ... similar products from other manufacturers, such as roll bending able for bending and notching at the same time to make channel ... 5-1.5mm; Stainless Steel:0.5-1.0mm,galvanized plate(Iron):0.5-1.2mm2Material width20 ~ 150 mm3Power1.7KW4VoltageAC220V, ...