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shanell610 shanell610
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6 years ago
Which is the correct depth in inches for a 2-1/2 - 3 general purpose external Acme thread?
 
  A) 1.510 in. B) .3533 in. C) .1510 in. D) .1766 in.

 Q. 2

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.

 Q. 3

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
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mrs_adairmrs_adair
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6 years ago
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shanell610 Author
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6 years ago
This calls for a celebration Person Raising Both Hands in Celebration
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