In marking of grinding wheels, 7 compulsory symbols are used
27) In marking of grinding wheels, _____ compulsory symbols are used
Answer is:
7
Explanation:
Related ITI Fitter Question Paper - 2017 Second Semester (Set -1) with Answers
Answer is:
High speed steel
Explanation:
Twist drill are made of high speed steel
Answer is:
Leather and Worn
Explanation:
Leather and Worn type of apron is used during welding.
