Pittsburgh Lock Former with stations is a multi-functional machine for varying uses in the HVAC air condition ducting industry and ventilation system. It is designed for forming different types of seams, which are used in the manufacture of rectangular and round air ducts, chimneys, gutters. The rollers are made from the highest quality case-hardened special steel and can be easily changed, which makes this equipment universal for work in different conditions. This equipment is virtually silent and has low power consumption. LC-12DR , this 7 forming station Pittsburgh Lock Former with 6 forming positions, Pittsburgh Lock, Double Seam (ACME), Right Angle Flange, Drive Cleat with slitter, standing seam and Power Flanger. LC-12M, this 8 forming station Pittsburgh Lock Former with 4 forming positions, Pittsburgh Lock, Double Seam (ACME), “S” Cleat and Drive Cleat. Standing Seam and T connection are optional. LC-12E, this 7 forming station Pittsburgh Lock Former with 2 forming positions, Female Button Lock and Male Button Lock.