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mgb_phys
#2
Feb1-09, 09:37 PM
Sci Advisor
HW Helper
P: 8,953
It depends on what need - generally you can have some combination of:
Stainless, anti-corrosion
Hardenss, sharpening ability
How long it holds the edge for
Flexibility, how likely it is to break in use
Cost

Basically you pick the mix you need.