Mining machinery refers to the heavy equipment used in the extraction of minerals and resources from the earth. This includes a variety of machines such as excavators, bulldozers, and drilling rigs, which are essential for operations in both surface and underground mining. These machines are designed to perform specific tasks efficiently, ensuring that the mining process is safe and productive. For instance, drilling rigs are used to create holes for blasting, while excavators help in removing overburden and transporting materials. The advancement of technology has led to the development of more sophisticated machinery, enhancing productivity in the mining industry.