A cold chisel is made of
A. Mild steel
B. Cast iron
C. H.S.S.
D. High carbon
Answer: Option D
Solution (By Examveda Team)
Cold chisels are made from carbon tool-steel, which is usually octagonal in cross-section.Tool-steel is used as it can be hardened to form a hard and tough cutting edge.
To make a cold chisel heat the end of the bar of tool steel until it is bright red and hammer to the desired shape.
This Question Belongs to Mechanical Engineering >> Engineering Materials
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