Internal or external threads of different pitches can be produced by

A. Pantograph milling machine

B. Profiling machine

C. Planetary milling machine

D. Piano miller

Please do not use chat terms. Example: avoid using "grt" instead of "great".

You can do it
  1. In which of the following machine, the work remains stationary and the tool is rotated?
  2. Which of the following statement is correct about EDM machining?
  3. In which of the following machine, the work rotates and the tool is stationary?
  4. Crater wear is mainly due to the phenomenon known as
  5. The shear velocity is the velocity of
  6. Cast iron during machining produces
  7. Surface grinding is done to produce
  8. The main purpose of a boring operation, as compared to drilling, is to
  9. Buffing wheels are made of
  10. Crater wear leads to
  11. The work or surface speed for cylindrical grinding varies from
  12. In reaming process
  13. A coarse grained grinding wheel is used to grind
  14. Cold working of steel is defined as working
  15. A twist drill is a
  16. The broaching operation in which either the work or the tool moves across the other, is known as
  17. A single point tool has
  18. The cutting speed for counter-boring should be _________ that of drilling operation.
  19. The primary purpose of a sprue in a casting mould is to
  20. When the shear angle is large
  21. In abrasive jet machining, as the distance between the nozzle tip and the work surface increases, the…
  22. Which of the following statement is wrong as regard to down milling?
  23. The main purpose of spheroidising treatment is to improve
  24. Soft materials can not be economically ground due to
  25. The velocity of tool along the tool face is known as
  26. A drill considered as a cutting tool having zero rake, is known as a
  27. In a single point turning operation with a cemented carbide and steel combination having a Taylor exponent…
  28. High speed steel cutting tools operate at cutting speeds _________ than carbon steel tools.
  29. The structure of a grinding wheel depends upon
  30. A better machinable metal is one which gives