Whats the best way to sharpen a zwickey delta 4 blade. I had the 2 blades before. Thinking about getting the 4 blades but not sure if I can sharpen them.
Thanks

Terry does a great tutorial in the how to section

Here you go

http://tradgang.com/noncgi/ultimatebb.php?ubb=get_topic;f=2;t=000031

Thank you frassettor

     

I have a slightly different method, generally the same just less precise. Google brianlocal3 YouTube.