---------------------- multipart/alternative attachment In a message dated 10/20/03 9:40:39 PM, Erwinspiano@aol.com writes: > I use a cheap & simple plastic caliper with a round wire coming out of=A0o= ne=20 > end. Only a small hole is required to put it thru. Of course a finger or s= ome=20 > other object must be applied flush to the other side so the wire stops and= a=20 > good reading is taken. >=20 Years previous tool scrounging once netted me a depth mike with a spindle=20 thinned to .035 for some special application, and that's what got me thinkin= g=20 about the current project: I hope to get my "sacrificial" mike down to .020=20= since=20 I only need a half inch or so, the drive being for a hole that will almost=20 disappear, mabye if the RH goes up a bit. I am aware this seems overkill, bu= t=20 i'm committed to trying it anyway. Will post results. Glenn C. ---------------------- multipart/alternative attachment An HTML attachment was scrubbed... URL: https://www.moypiano.com/ptg/pianotech.php/attachments/c9/e5/d6/24/attachment.htm ---------------------- multipart/alternative attachment--
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