Thread: Making a 6 inch f2.8 dob
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  #24  
Old 07-10-2018, 06:52 PM
Rod
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Rod is offline 		 
Join Date: Sep 2006
Location: Mount Martha
Posts: 370
Hi Logan

Not sure why some 240 grit pits are bigger than others. I think it more likely the grind is incomplete. Do what Ken suggested. Then you have a much more objective test of when to move to the next abrasive.

Rod
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