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Q10677
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Which material is used to make chisels, files, scribers and axe?
Q10678
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Which material is used to produce high speed steel along with chromium, vanadium and molybdenum?
Q10679
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What is the colour of copper metal?
Q10680
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Which physical property of metal that carry heat and electricity?
Q10681
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Which is the cheapest sheet metal used for sheet metal work?