For the jobs others can't hack, the BigRep Large Scale 3D Printer can produce objects well over three-feet-squared. That's without losing any intricate detailing, for it offers 100 micron resolution. Not only is it the biggest FDM 3D printer out there, it also has optional support for CNC-milling making it one of the most versatile too. Materials it supports include laybrick, laywood, PLA, PVA and nylon.