Gorbea, concentrated power: Perfect for CDT Technicians! With this accessory, the mini polisher EM080164 polishing box becomes a complete professional polishing box: LED lighting, suction circuit attachable to an external suction/aspiration system (not included), trays for pumice, protection screens, electric protection against unexpected start-ups, etc. It's compact size makes it far more convenient to fit into your workspace. Polishing mini-box of professional performance: High torque engine. Variable speed up to 7000 rpm. Connection to exterior suction. LED light. Protection screens. Safety switch. Excellent stability. Note: Brushes not included.