ITI Turner Mock Test: Lathe Trade Theory with Answers
30 practice questions on ITI Turner trade theory: lathe parts, chucks and work holding, turning operations, cutting speed, feed and machining time, taper turning, thread cutting, cutting tools and safety. Submit to see your score by topic and the working behind every calculation.
Trade theory practice for ITI Turner (and Machinist) trainees. Workshop Calculation and Engineering Drawing have their own tests.
| Topic | Questions here |
|---|---|
| Lathe parts | 5 |
| Work holding | 4 |
| Operations | 5 |
| Speed, feed and time | 5 |
| Taper and thread cutting | 5 |
| Cutting tools and safety | 6 |
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Answers and reasons
About this Turner practice test
ITI Turner is a two-year trade built around the lathe. Its trade theory covers lathe parts, work holding, turning operations, cutting speed, feed and machining time, taper turning, thread cutting and cutting tools. This set gives you questions from each, with the working for every calculation.
The questions were written for this page; none is copied from NIMI or a question bank. See all ITI mock tests, prepare with the ITI turner interview questions, and see the ITI turner resume format.
Common questions
What topics are in ITI Turner trade theory?
Lathe parts, work holding, operations, speed, feed and machining time, taper and thread cutting, and cutting tools and safety are the topics practised here.
How do you calculate cutting speed on a lathe?
Cutting speed V = π × D × N / 1000 in metres per minute, where D is the job diameter in mm and N the spindle speed in rpm. The test includes worked examples.
Do I see the answers?
Yes, after you submit: your score by topic and the correct answer with the working for every question.