The AEF025SP Spiral Mixer features a powerful belt driven motor with overload protection for the highest reliability and efficiency while keeping maintenance cost low. The motors and non-slipping belt provide the durability and torque necessary for tough dough. It comes with 2 mixing speeds and can automatically switch from one speed to the other. It has a bowl drain for easy draining and cleaning and a design that prevents overheating of dough, promotes better yeast viability and better gluten development.