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which is the most durable ball bearing? Cheap or expensive? High carbon steel or stainless steel? European or Chinese? We are going to but ball bearing against each other in our 150 ton hydraulic press to find out! We have also 240 ton force sensor to show how much force can the knifes take.
Our second channel    / @beyondthepress  
Our fan shop https://www.printmotor.com/hydraulicp...
  / officialhpc     / hydraulicpresschannel  

Do not try this at home!! or at any where else!!