Which of the following gives the correct order of increasing hot hardness of cutting tool materials?

High speed steel, Diamond, Carbide

Diamond, Carbide, High speed steel

Carbide, Diamond, High speed steel

High speed steel, Carbide, Diamond

Which of the following gives the correct order of increasing hot hardn

1.	Which of the following gives the correct order of increasing hot hardness of cutting tool materials?
A.	Diamond, Carbide, High speed steel
B.	Carbide, Diamond, High speed steel
C.	High speed steel, Carbide, Diamond
D.	High speed steel, Diamond, Carbide
Answer» D. High speed steel, Diamond, Carbide