Thread: Backing Plates?
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Old 10-23-2012, 03:05 PM   #1
Drives: 2011 IBM Camaro 2LT
Join Date: Jul 2010
Location: Simpsonville, sc
Posts: 74
Backing Plates?

So, I'm thinking about buying a 7424XP orbital buffer, but I'm a little confused about the "backing plates". They come in different sizes, 5, 5 1/2, 6" etc.

So if the buffer is 6", what size should the backing plate be? Also, what's the purpose?

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