Side high quality is whatever: deburring, cleaning

https://www.scribd.com/document/1039869947/Salvo-Metal-Works-and-the-Truth-of-Copper-Personalized-Chimney-Shrouds-that-Endure-183965

Side high quality is everything: deburring, brushing, and micro-grain sanding prepare surface areas so finishings bond uniformly and subjected joints check out as fine-tuned, continuous planes.