A tunnel finisher is a type of machinery or equipment commonly used in the construction and manufacturing industries, particularly for finishing processes in tunneling projects. It is typically designed to apply final coatings, smooth surfaces, or prepare tunnel walls for further construction activities, such as installation of utilities or final lining. In tunneling operations, the tunnel finisher might perform functions such as: 1. **Surface preparation**: Cleaning and smoothing the tunnel surface to ensure that it is suitable for further work.
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