1.CNC Bending Machine for metal letters 2.Thickness:0.5-5.0mm 3.Width: ... :steel,aluminum,galvanized, iron Introduction:Automatically Double-side Notching Bender Machine is advanced advertising equipment,especially for channle letter fabrications. It can fully ... plate etcRangeTypes of channel letters made of metalsFeatures:1.Double-Side Notching, It can realize A) both front and back notching ...