3 piece can seam welding machine 1.make 18L,20L barrel, square can 2.make paint can, food can, large can, tank, container 3 piece can seam welding machine1 ... “NAVECO” car paintcan machine, can making machine, can welding machine, can body welding machine, can welder, can body welder, can manufature, can making, seam welding machine, seam ...