SFBBQGUY: This is where cheap Harbor Freight air tools shine
high speed cut off saws, nibblers, body panel saws. Either one of these or drop a grand for plasma cutting. Or get a cheap electric recip saw with several thin metal cutting blades. HF had one for $20
Dr. Mark (STL)
Ph.D. (honorary) Bovine $hitology
A thin line separates paranoia from an acute understanding of reality.