They're headers. They break away when you want them to. Enough said! :)
a
absolument
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I can not say if the quality is mediocre, but when I started to use it it did not work as well as I expected. In fact, I planned to use them to connect "Premium Jumper Yarn" yarns (these colorful tablecloths that are often sold next to raspberry), and I find that they do not fit together very well ... I do not know which of the two incriminate, in any case, they do not work very well together ...
