Which is the correct depth bore size in inches for an internal ...

[KWilfred]

Which is the correct depth bore size in inches for an internal general purpose 2-1/2 - 3 Acme thread?
 
  A) 2.3333 in. B) 2.470 in. C) 2.1667 in. D) 1.9876 in.

Question 2

Before cutting coarse threads, the operator should lubricate:
 
  A) The lead screw and gear box B) The carriage and half-nuts
  C) The ways and cross slide D) All of the above

[sierramartinez]

Answer to Question 1

C

Answer to Question 2

D

[KWilfred]

TYSM

[apple]

Thanks for the timely response, appreciate it