... steel plate, arm rests, retrievable air nozzle, dust extraction system, storage drawers, etc.4, Technical Data Power Supply: 220V/110V ... ) Arm Rest×4 4) Backup Power Socket×4 5) Dust Extraction System×2 6) Tools Drawer×4 7) Storage Drawer×8 8 ... ×0 9) Acrylic Resin / Stainless steel Tabletop×1 (Optional) 10) Gas System×2 (Optional) 11) Technician Stool×1 (Optional)Dear Friends, Thank ...