HELLO TO YOUI AM LOOKING FOR FIBER LASER ENGRAVING MACHINE THAT CAN INGRAVE ON METAL LIKE STEEL GOLD SILVER AND MORE.I WILL LIKE TO USE THE MACHIN FOR ENGRAVING ON A FLAT SERFACE AS WELL INSIDE AND OUTSIDE OF RINGS and AND ON PENS+CUTTING NAME PLATES ON GOLD AND SILVER+ COLOR TO ENGRAVING.THANK YOU YAIR YACOBY