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Old 07-22-2009, 04:58 PM   #3680
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Join Date: 05-03-09
Location: Wisconsin Rapids, WI

I just used a 1" hole saw and a mandrel for it. Run it at slow RPM and give it a little oil for a lube and cuts fast and clean. Spin it fast and dry and you will grind the teeth right off it but slow and oiled it will last a long time.
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