Quote:
Originally Posted by sanddrag
Lowes sells Ideal brand hole cutters in 7/8 and 1 1/8 sizes. We have the 7/8 one we use on occasion for prototypes. It works well. I don't recall the exact hole size it comes out with, but in a drill press I recall it being .005 bigger or less. It would be better in a mill. It makes a nice clean round hole that works fine with flanged bearings.
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Found this:
http://www.hougen.com/tech_tips/cutt...hole_size.html
According to Hougen, if you have a rigid setup there is a high probability that your hole will end up somewhere between +0.0005 and +0.0035 from the nominal drill diameter. Sounds pretty good for a flanged bearing looking for a slip fit.