Hook scrapers are used for scraping center portion of a flat surface
26) Hook scrapers are used for scraping
Answer is:
Center portion of a flat surface
Explanation:
Related ITI Fitter Question Paper - 2017 Second Semester (Set -1) with Answers
Answer is:
7
Explanation:
In marking of grinding wheels, 7 compulsory symbols are used
Answer is:
High speed steel
Explanation:
Twist drill are made of high speed steel
