difference in opinels

[ChrisFarms]

what is the difference in opinels?

like a no 6 from a no 7 and 8 whats the actual difference someone please explain?

 

[VictorKilo]

Overall length; higher the number, the larger it is. #7 has a 1cm longer blade than the #6, #8 is .5cm longer than the #7.

 

[calvinw]

Also, numbers 2 through 5 have no lock.

 

[avoidspam]

Inox = stainless, 12C27.
Carbonix = carbon steel