Side quality is everything: deburring, brushing
https://www.scribd.com/document/1039869947/Salvo-Metal-Works-and-the-Truth-of-Copper-Personalized-Chimney-Shrouds-that-Endure-183965
Side high quality is every little thing: deburring, brushing, and micro-grain sanding prepare surfaces so finishings bond equally and revealed joints check out as fine-tuned, continuous aircrafts.