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Posted by copey on Tuesday, July 28, 2009 at 11:34:04 :
In Reply to: Re: Drill size? posted by Kevin in Ohio on Tuesday, July 28, 2009 at 07:48:56 :
There is probably enough "run out" in the drill to make a quarter work fe wpeople drill precise enough at "home " to actualy measure the acuracy of a drill after all its running off a three point chuck > when absolute pression is necaasary you use a drill with a "morris tapper" and key them ream to finnish size ~ Copy