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Old 03-25-2003, 12:18 PM
Kestas Kestas is offline
I told you so!
Join Date: Jun 2002
Location: Motor City, MI
Posts: 2,741
I simply use an accurate machinist's ruler to measure rotor thickness. Assuming there's no horrible scoring or lip on the outer edge, there's enough of a difference in thickness between new and discard that the eye can distinguish with a ruler.
95 E320 Cabriolet, 131K
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