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Old 06-05-2018, 04:17 PM
Eben Horton Eben Horton is offline
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Join Date: Apr 2002
Location: Wakefield, RI
Posts: 4,593
Eben Horton is on a distinguished road
You can build your own with a gauge from McMaster Carr that measures ten thousandths of an inch and a quartz tube. Presto! Done.
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