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Old 11-23-2009, 08:31 PM   #4
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Join Date: Mar 2008
Location: West Fargo ND
Posts: 300

die grinder... or drum sander in a drill? just make a circle a bit bigger than you need in a piece of aluminum, then use a fine sharpie to draw the circle on your wall and grind out to the line, it doesn't have to be perfect, the flange will cover it.
2001 GMC 6500 Topkick, 22' box, dropped frame, designed to fit into a 9' garage door. 3126 CAT 6spd Man Lo-Pro 19.5's w/ 3.07 rear axle ratio
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