Used for joining sheet metal at right angles on straight runs. This is a more sophisticated joint than the Pittsburgh lock, requiring less labour, The male section snaps tightly into the female with an almost unbreakable joint. The machine is...
The Button Punch Snap Lock / BP Snap Lock ducting Machines form a two piece seam that greatly simplifies ductwork assembly. The male seam is a button, the female seam is a lock and the two snap together for a flush corner. These ducting machines can...