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.
149) The cold chisels are made from
Answer is:
cast tool steel
Explanation:
Related Workshop Technology MCQ with Answers
Answer is:
octagonal
Explanation:
The cross-section of chisel should be octagonal.
Answer is:
hardened and tempered
Explanation:
The cutting edge of a chisel should be Hardened and tempered.
A chisel is a tool with a characteristically shaped cutting edge of blade on its end, for carving or cutting a hard material such as wood, stone, or metal by hand, struck with a mallet, or mechanical power.
Answer is:
cape chisel
Explanation:
cape chisel is a cold chisel that has a long taper on the top and bottom of the cutting end and a narrow edge and is used for cutting keyways and similar flat grooves.
Answer is:
V-shaped grooves
Explanation:
A diamond pointed chisel is used for cutting V-shaped grooves.