You need to carefully pour a viscous liquid (e.g. oil paint) from banks in a narrow-necked container or to fill in the gaps with the heated tar or mastic? Here you will rescue this type of nozzle, made of half cap from the same banks, tightly inserted in holes on the tube spout.
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Always hard to find in a drawer or box required a small detail, especially if they are stored in what is called bulk. However, quite on the workshop wall to attach here a stand and not...
