What do you do when the cheapy portable drill press you buy only has a 2 inch opening and the hole saw you need to use is almost 3 inches in diameter?
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You make your own of course . . . . .

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150 gal Custom. Born 5/7/07. 50gal, 29gal, 20gal Sumps. 30gal Frag Tank. ETSS 800 Skimmer, Deltec APF600 Skimmer. PFO Solaris Lighting on Display and Frag Tank
My Tank Thread