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Old 01-23-2016, 03:28 PM
  #3  
Tartan
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Join Date: Mar 2011
Location: Ontario, Canada
Posts: 41,610
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I use only name brand blades, what brand of new blade did you put in? I have flipped over my 20 year old Olfa mat and a new blade still cuts like butter on the back of the mat.
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