The machine can make special different square duct machine.
1 Machine function
The machine has small capacity, light weight, it is easy to adjust and operate. The machine has good ability. If you change roll shaft any parts, you don't discount right and left side plate. It is suitable to make duct.
2 Machine specification
The machine can make "Pittsburgh rolls","Seam cleat","'C' drive cleat rolls","ARC plate folder" (L12M Machine haven't it).