APPARATUS FOR FORMING THE EDGES OF LENGTHS OF SHEET METAL INCLUDING A METAL FORMING MACHINE FOR FORMING THE EDGES OF THE LENGHTS OF SHEET METAL, A FIRST TRANSFER TABLE FOR SUCCESSIVELY MOVING THE LENGTHS OF SHEET METAL ALONG A PRESCRIBED PATH TOWARD THE MACHINE TO A FIRST PREDETERMINED POSITION, A SECOND TRANSFER TABLE FOR SUCCESSIVLEY MOVING THE LENGTHS OF SHEET METAL ALONG THE PRESCRIBED PATH AWAY FROM THE MACHINE AND BACK TOWARD THE MACHINE TO A SECOND PREDETERMINED POSITION, HOLD-DOWN MEANS FOR MAINTAINING THE LENGTHS OF SHEET METAL IN THE FIRST OR SECOND PREDETERMINED POSITIONS, AND TRAVERSING MEANS FOR MOVING THE METAL FORMING MACHINE ACROSS THE PRESCRIBED PATH TO FORM THE LENGTHS OF SHEET METAL IN THE FIRST AN/OR SECOND PREDETERMINED POSITIONS.