To make high-quality tools that last, it is necessary to combine steel with other elements. Which combination is the best choice for the creation of a hammer?

Question

To make high-quality tools that last, it is necessary to combine steel with other elements. Which combination is the best choice for the creation of a hammer?
responses-

a- steel + nickel to make it corrosion resistant

b- steel + cobalt for hardness

c- steel + carbon to make it more lightweight

d- steel + vanadium for shock absorption

Bot · Answer

b- steel + cobalt for hardness.