摘要 |
The invention relates to a drip-water-delivery device which can be adjusted by hand, composed of a threaded (screwing) plug 6 which includes, on its inside, a small rubber ball 7. The said plug will be screwed onto a bored threaded rod 2 which will be fixed onto the watering pipe (hose) 3 or onto the bottom of a tank for watering flowerpots. <IMAGE>
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