1),staniless steel paddle. 2), Plastic mixing machine. 3),overload protection device. 4), 0-30 minutes adjustale. Features:1,staniless steel paddle.2,overload protection device.3,automatic stopping setting, 0-30 minutes adjustable.4, This mixer consists of a container, helix blades and transmission parts. The helix blades are in two tiers.5, The outer helix will move the material from its two ...