Scale on manufacturing drawings defines the proportional relationship between the dimensions represented on the drawing and the actual size of the part or assembly. It allows designers to show large or small objects on paper while maintaining correct proportions. For example, a 1:2 scale means that each dimension on the drawing is half the size of the actual part. Common scales include 1:1 (full size), 1:2 (half size), or 2:1 (twice the size). Proper scale ensures that all measurements can be interpreted accurately, preventing errors in manufacturing and assembly. It’s especially useful when working with large assemblies, intricate details, or components that cannot be shown at full size on a standard-sized drawing sheet.