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Turner
Turner Set-1
Lathe Tools
27

Lathe Tools MCQ - Turner (Set-1) with Answers

27) Which one of the following statements is true with reference to the tool life ?

Time between starting and finishing a job

Total time for turning work including regarding of tool

Time between two successive regrinds

Time between starting of metal cutting and tool wear out

Answer is:

Time between two successive regrinds

Lathe Tools MCQ - Turner (Set-1) with Answers

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Related Lathe Tools MCQ - Turner (Set-1) with Answers

28) A carbide tipped tool with blue marking is used on a lathe. Which one of the following materials can be machined with this tool ?

Brass

Steel

Plastic

Grey cast iron

Answer is:

Steel

29) Hand chasers are used for

quick production of threads

cutting threads on soft metal directly

rectifying threads cut on steel rods which are distorted

rectifying crest and root of threads formed by single point tool

Answer is:

rectifying threads cut on steel rods which are distorted

30) The included angle of the countersinking portion of a centre drill of type 'B' used for protecting the centre hole is

75 Degree

90 Degree

100 Degree

120 Degree

Answer is:

120 Degree

Lathe Tools MCQ - Turner (Set-1) with Answers

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