The polyester tilting paddle provides stable and regular movement for washing. The motion is designed to raise the skin and liquid contact to the highest level homogeneously. The circulation movement of the liquid is provided by the revolving blades the machine has. These blades are made of wood resistant to chemical reactions. The goal is to protect the leather and reduce the response of the wood to the uid. The pistons are attached to rotate the main body 90 degrees to facilitate the load and unload processes. The entire machine can be operated with a single operator. With ease of use, it continues to be used as one of the most preferred leather manufacturing machines.