The main purpose: 1. Squeezing wheat grass. Convenient and fast, the juice rate is high and does not destroy nutrition. 2. Squeezed fruits, apples, pears, etc. The juice is squeezed by hand-slowing low-speed spiral auger extrusion to avoid excessive temperature caused by the rotation process, resulting in oxygen content of the juice and loss of nutrients. (Apple, pear can be cut into 2cm wide strips for easy feeding). Specifications: Extraction type: manual Material: 304 stainless steel Feed port size: 8.