A reamer is a multipoint cutting tool used for enlarging by finishing previously drilled holes to accurate sizes.
48) Which among the following cutting tool is used to finish and enlarge a hole accurately ?
Answer is:
Reamer
Explanation:
Related ISRO Technician-B Fitter Question Paper - 2018 (Set - 1) with Answer Key
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
Answer is:
Hardness
Explanation:
Hardness is a very important property of the metals and has a wide variety of meanings. It embraces many different properties such as resistance to wear, scratching, deformation and machinability etc. It also means the ability of the metal to cut another metal.
The hardness is usually expressed in numbers which are dependent on the method of making the test.
Answer is:
Ductility
Explanation:
Ductility is a property of a material enabling it to be drawn into wires.
Malleability is a property of a material enabling it to be drawn into thin sheets.
