A high quality reliable stirrer with powerful drive magnet. Variable speed from 100 - 2000 rpm . The cast aluminium body is shaped for stability and also helps deflect spills away from the controls and the user. The stainless steel top plate is robust and unlike aluminium does not produce eddy currents so ensuring a very powerful coupling and stirring action. With facility for retort rod and supplied with 2 x 25mm PTFE coated stirrer bars.