"We supply complete sub-assemblies" gets said a lot. What it means in practice ranges from "we put the parts in the same bag" to "we built, tested, and documented a functional unit ready to drop into your line." Those are not the same thing, and the difference matters when you're integrating someone else's sub-assembly into your production flow.
Cold winding is one of those processes that looks simple until it isn't. Feed wire, bend it around a mandrel, cut to length — what's complicated about that? Quite a lot, as it turns out, mostly because of decisions made before the machine ever starts.
"100% inspection" appears on a lot of quotes in this industry. It's a phrase that has been used for so long that customers nod and move on, and shops keep writing it. But it can mean anything from "we look at every part" to "we hold a calliper to every critical dimension and log the readings." Those aren't the same thing. Here's what it should mean — and what we'd ask if we were the customer.