24) The chisel used for cutting key ways is
Answer is:
Cape chisel
![The chisel used for cutting key ways is](https://mcqfinder.in/uploads/images/question-papers/isro-technician-b-turner-2019-set-1/isro-technician-b-turner-2019-set-1-id-24-e.jpg)
Related ISRO Technician-B Turner Question Paper - 2019 (Set-1) with Answer Key
Answer is:
Flat machining the face surface around the hole
Explanation:
Spot facing is a machining operation for producing a flat seat for bolt head, washer or nut at the opening of a drilled hole. The tool is called a spot facer or a spot facing tool.
Spot facing is similar to counter-boring, except that it is shallower. Tools that are used for counter-boring can be used for spot facing as well.
![Spot facing is the operation of](https://mcqfinder.in/uploads/images/question-papers/isro-technician-b-turner-2019-set-1/isro-technician-b-turner-2019-set-1-id-25-e.jpg)
Answer is:
Guide pins
![Which one of the following parts of a universal surface gauge helps to draw parallel lines along a datum edge?](https://mcqfinder.in/uploads/images/question-papers/isro-technician-b-turner-2019-set-1/isro-technician-b-turner-2019-set-1-id-28-e.jpg)