Roughness meters are devices used to measure the surface roughness of materials, providing valuable data on surface texture and finish. They are used in applications such as manufacturing, quality control, and material testing, ensuring accurate and reliable roughness measurements. Roughness meters offer features such as high precision, digital displays, and various measurement parameters, making them essential for verifying the surface quality of materials. Their ability to provide precise surface roughness measurements makes them valuable for ensuring product quality and consistency.