In machining and hardware part supply chains, many people share the same feeling: There seem to be more and more documents—yet customers usually care about only one or two each time. The real point isn’t whether you have every  document. It’s whether you can identify which stage of risk the customer is focusing on right now. --- 1. What Are the 6 Most Common Compliance Documents for Hardware Parts? In practice, the documents that appear most often—and cause the most confusio