I need to make two water inlet grilles for the Dragonfish, as in the pic below...any ideas to how to do it?
They need to be 10mm in diameter...perishing small, I know, I can hardly see the things. Or even better still, does anyone know of a commercially available item which may do the trick?
![Grilles, making of... Vent10](https://i.servimg.com/u/f62/15/02/95/81/vent10.jpg)
They need to be 10mm in diameter...perishing small, I know, I can hardly see the things. Or even better still, does anyone know of a commercially available item which may do the trick?
![Grilles, making of... Vent10](https://i.servimg.com/u/f62/15/02/95/81/vent10.jpg)
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