+1 vote
in Machine Design by (86.7k points)
Fillister, button, flat and hexagonal heads are all tightened externally.

(a) True

(b) False

I was asked this question in my unit test.

I am confused about this question from the Threaded Joints:Basics & Cap Screws concept in part Threaded Joints of Machine Design

1 Answer

0 votes
ago by (48.2k points)
The accurate answer is (b) False

For the easiest explanation: All of these are internal  drive screws having a slot for the screw driver of different shape on the head.

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