[Lab] pump for hold down?

[Darcy Whyte]

> I am going to try some 3d milling so I want to try to make a vacuum hold
> down for cutting balsa. (http://mambohead.com/2010/12/cadcamcnc-software/)
>
> I figure it should be sort of trivial to mill a piece of wood to make a
> custom hold down for any job but I need a pump to actually try it.
>
> Any idea where to get a quiet pump for a light weight hold down job?
>
>
>
>
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