Why are templates beneficial in woodworking?

Templates are beneficial in woodworking primarily because they ensure consistent shapes and sizes. When a template is created, it serves as a precise guide that can be used repeatedly. This consistency is crucial in woodworking, particularly when creating multiple pieces that need to fit together or match in design.

By using a template, woodworkers can trace or cut materials to the same specifications each time, eliminating the variability that might occur with freehand work. This not only improves the quality of the final product but also saves time, as the woodworker does not need to recalibrate measurements for each piece, allowing for more efficient production, especially in projects that require multiple identical components.

In contrast, other options like adding random designs or increasing the weight of materials do not align with the primary functions and advantages of using templates in woodworking. Templates are designed for precision and uniformity, directly supporting the craftsmanship involved in woodworking projects.