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BillA · 12-13-2002, 02:39 PM

no Ben, but a tad closer than JoeK's
- unless of course 3/8" dia has a special significance

it is a hole gauge, on an optical flat
(through a reflex viewer)

12-13-2002, 02:39 PM	#11
BillA CoolingWorks Tech Guy Formerly "Unregistered" Join Date: Dec 2000 Location: Posts: 2,371.493,106 Posts: 4,440	no Ben, but a tad closer than JoeK's - unless of course 3/8" dia has a special significance it is a hole gauge, on an optical flat (through a reflex viewer)