How long the sharpness can stay?

  • Jimmy at
  • March 17, 2021

We don’t calculate the service life in days. We calculate the service life in cutting times. 

We promise the service life in different steel as below.



China 440C                      150 000.00 times
Japan 440C                      300 000.00 times

Japan VG10                      600 000.00 times

Superme Cobalt Aolly     650 000.00 times