Chisels used for metal cutting are
A) Hardened
B) Annealed
C) Hardened and tempered
D) Annealed, hardened and tempered
E) None of the above
Correct Answer:
Verified
Q20: While machining a brass casting on a
Q21: For making complicated contours on carbide tools,
Q22: For the same capacity which of the
Q23: An ideal tool material is the one
Q24: A hot chisel is one which is
A)Spherical
Q26: Permissible percentage of moisture in dry woods
Q27: When silicon is added in the cast
Q28: Which of the following statements correct?
A)Rockwell scale
Q29: The back rake angle of HSS single
Q30: Which of the following is located within
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