Boeing on Monday offered its striking machinists union what it is calling a "best and final" offer with the union firing back charging it is a ploy to divide the workers.

Boeing says it has made a “best and final contract offer” to striking workers, but the workers’ union turned it down, calling it “a huge mistake”.

Boeing on Monday made what it called its “best and final” offer to the union representing 33,000 striking workers, a deal that would include a 30 percent pay increase, the restoration of an annual bonus program and a $6,