BRAVO 6018 Rectangular Duct Line a capacity of 60 inch x 18 gauge mild steel max thickness. Make blanks, L, U section or full wrapper duct automatically & cost effectively.Accuracy. Everything is automatic and precise; servomotor and encoder are better than just using measuring tape.Touch Screen CNC Controlled. Automatically Feeds off the Coil. Straightens, Beads, Notches (S&Drive, TDC and TDF)