it is, in fact, I had tried cos? , taking my place on the ferrule of the staganvo and when I went to ****llo of the hole and then melt the tin to make it weld to the hole but nada....I attacked....even if the e xxx bdm of the cock as you saw in the photos I have found difficulty? of this kind, even if the result is not ? was excellent...but I have reached the goal....