Answer is:
Feed
Explanation:
Feed is the distance a drill advances into the work in one complete rotation.
Answer is:
Make surface flat so that the bolt head can take proper seat on the surface
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.
Answer is:
Reamer
Explanation:
A reamer is a multipoint cutting tool used for enlarging by finishing previously drilled holes to accurate sizes.
Answer is:
Pitch
Explanation:
Pitch is the distance from a point one thread to a corresponding point on the adjacent thread measured parallel to the axis.
Answer is:
Broaching
Explanation:
Broaching operation is one in which a tool is pushed or pulled through a hole or surface