Drill drift is a wedge shaped tool used for removing the taper shank tools from the nose of the machine spindle.
4) A wedge like tool is used for removing the taper shank tools from the nose of the machine spindle. What is this called ?
Answer is:
Drill drift
Explanation:
Related Drilling and Reaming MCQ - Machinist(Set-1) with Answers
Answer is:
Blind hole
Explanation:
A hole, which is not made through full depth of the component is known as blind hole.
Answer is:
Drills above 31.75 mm up to 50.50 mm
Explanation:
For Morse Taper MT-4 the range starts from 31.7 mm and till 50.50 mm (Approx).
Answer is:
Any of the above
Explanation:
A drilled hole goes out of centre due to
Improper clamping of workpiece
Workpiece having blowholes
Centre punch mark not being large enough to give proper seat to the chisel edge of drill
Answer is:
Kerosene
Explanation:
Kerosene is used as coolants when reaming aluminium work-piece.