The advantages over other types of pumps are importand and they are as below:

• Has a simple construction.
• Not valves.
• There is a continuous flow of fluid proportional to speed.
• It is the most suitable pump for pumping fluids of high viscosity (viscous liquid) and not "jam".
• It has two fold rotation, clockwise and counterclockwise depending on where we want anarofisi and depression.
• It has high resistance to wear.
• The stator within which rotates a worm screw consists of rubber can easily changed.
• The axis of the screw can be connected: With an electric motor with a horizontal axis which komplarei directly. With the drive in which komplarei directly. With afxomeiotira. With internal combustion engine, even with tractors.