Flutes are the spiral grooves which run to the length of the drill. The flutes helps to
1. To form the cutting edges
2. To curl the chips and allow these to come out
3. The coolant to flow to the cutting edge.
3) The grooves provided on the entire length of the body of a twist drill are called
Answer is:
Flutes
Explanation:
Related Drilling and Reaming MCQ with Answers
Answer is:
Drill drift
Explanation:
Drill drift is a wedge shaped tool used for removing the taper shank tools from the nose of the machine spindle.
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