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Author Question: The cutting speed used with a counterbore when compared with an equal size twist drill is: A) The ... (Read 55 times)

Brittanyd9008

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on: Jul 26, 2018
The cutting speed used with a counterbore when compared with an equal size twist drill is:
 
  A) The same B) One-third less C) One-third more D) None of the above

Question 2

A counterbore is used to:
 
  A) Enlarge holes to recess a bolt head B) Make center holes in shafts
  C) Make seats for flat head screws D) All of the above


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momolu

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Reply #1 on: Jul 26, 2018
Answer to Question 1

B

Answer to Question 2

A


Brittanyd9008

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Reply #2 on: Jul 26, 2018
Thank you!


momolu

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Reply #3 on: Jul 26, 2018
Always glad to help...


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