A thresher is a machine that threshes grain, that is, it removes the seeds from the stalks and husks. It does so by beating the plant to make the seeds fall out. Threshers are an essential piece of equipment for farmers, as they help to speed up the harvesting process and reduce the amount of manual labor required.

There are many different types of threshers available, each with its own set of features and specifications. Some of the most common types of threshers include:

• Manual threshers: These are the simplest type of thresher and are powered by hand. They are typically used for small-scale farming operations.
• Animal-powered threshers: These threshers are powered by animals, such as horses or oxen. They are more powerful than manual threshers and can be used for larger-scale farming operations.
• Power-operated threshers: These threshers are powered by engines, such as gasoline or diesel engines. They are the most powerful type of thresher and are used for commercial farming operations.