It's Multi Group Angle Machine for Aluminum Windows and Door.

Used in the aluminum windows and doors 45 degrees angles flushing the rivetingprocessing both sides group angular cutter synchronization to feed the groupangle stable reliable to the double-decked angle code, the position differentwindow angle carries on around the group angle processing assistancelocalization about to adjust conveniently the position accurate eccentricstructure side localization, causes the adjustment simple conveniencelocalization traveling big, the suitable molding scope to be broad.