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Author Question: Ball peen hammers under 10 oz. may be used for: A) Layout work B) Hammering on wrench handles to ... (Read 50 times)

PhilipSeeMore

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on: Jul 26, 2018
Ball peen hammers under 10 oz. may be used for:
 
  A) Layout work
  B) Hammering on wrench handles to break loose stubborn threads
  C) Repositioning work in a machine vise
  D) General heavy bending and hammering

Question 2

A mandrel will slip into a bore on one of its ends. Why then does it press tightly in a bore?
 
  A) It is made in a barrel shape so that it is slightly larger in the center that at the ends
  B) The high pressure lubricant applied to its surface causes the bore to tighten
  C) It is made very slightly tapered so that it is somewhat larger at one end
  D) It has been made rough by a knurling process in the center thus enlarging it slightly


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iman

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

A

Answer to Question 2

C


PhilipSeeMore

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Reply 2 on: Jul 26, 2018
Great answer, keep it coming :)

alexanderhamilton

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Reply 3 on: Yesterday
Excellent

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