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In Reply to: RE: They are simply blank or have 68HC marked on the tube posted by ahendler on March 10, 2017 at 20:29:27:
The hole plate tubes look like they are made with an Erector Set if you are old enough to remember them. The holes are circular however. I will look for aa link.
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- RE: They are simply blank or have 68HC marked on the tube - Mechans 06:14:45 03/11/17 (0)