With PTFE-coated magnet and adjustable shaft on AISI 304 stainless steel rod. For capacities from 100 to 2000 ml. Smooth stirring by sliding the tip and floating magnet, preventing the magnetic rod from jumping inside the container. Conical polyamide lid with excellent chemical and thermal properties. Temperature resistant up to 160°C. Self-lubricating hole in the center for shaft housing and two side holes.