How safe is the Thermomix® Cutter? It is safe to use. Lid & feeder tube prevent contact between the cutting disc and the fingers. Only use the pusher to feed the Cutter. Tips: Handle the disc with care and hold it always by the plastic central hubs. Related articles How to activate your 6 month membership trial How many parts does the Thermomix® Cutter have? Which Thermomix® model is compatible with the Thermomix® Cutter?