Old 12-19-2013, 07:05 PM
  #8  
J Miller
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Join Date: Feb 2012
Posts: 8,091
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Most of them are the same. There are some sold by Sears that use square cams, some with built in cams and some that use half cams.
But the low and slant shank ones made by Greist and Singer use the same cams.

Joe
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