True or False: It is recommended to use a scrap part to ensure the countersink depth on the Winslow drill before working on the final assembly.

Using a scrap part to verify the countersink depth on a Winslow drill before proceeding with the final assembly is crucial for ensuring precision and quality in aerospace applications. The countersink depth directly influences the fit and performance of assembled components, particularly in environments where structural integrity is paramount, such as in aircraft. By practicing on a scrap part, a technician can confirm the drill setup, depth, and angle, thus preventing potential errors that could compromise the assembly. This practice helps avoid costly rework and maintains the high standards required in aerospace manufacturing. Consequently, it is recommended as a quality control step before executing work on the final assembly.