Homebrew PCBs

Sealing is not the issue, I want something low cost I can drill into as the bit comes through the board on the back side.  Don't want to drill into my vacuum table surface.

Craig

--- In Homebrew_PCBs@yahoogroups.com, JanRwl@... wrote:
>
> In a message dated 2/13/2011 1:11:52 P.M. Central Standard Time,  
> cs6061@... writes:
> 
> Anyone  got and good ideas?<<
> For home-brew, use MASKING TAPE around the edges, onto the machine's  
> table-surface.  
> Jan Rowland
> 
> 
> 
> [Non-text portions of this message have been removed]
>