Plane Turning Machine 1 Functions & Characteristics 1)Functions: to make a turn of 90°(radian) or 180 °to overcome the inadequateness of your factory’s length when you install the production line. In addition, the baked biscuits can be cooled in a natural state on the machine. 2)Characteristics All covers of the machine body is made of stainless steel. The machine is well made and can satisfy the need for turning your biscuits production line at the angular of 90°or 180°