What are the smallest screws at the bottom of the iphone connected to on the inside of the device?

[iMore Question]

I am trying to take my phone apart but I don't have a screw driver to take out the screws.

 

[HankAZ]

I am trying to take my phone apart but I don't have a screw driver to take out the screws.

They hold the back plate in place. The screws require an appropriately sized "pentalobe" screwdriver.
http://www.amazon.com/Wiha-26794-Pr...ag=hawk-future-20&ascsubtag=UUimUvbUpU2573117

Before you start taking this apart, you may want to read up:
https://www.ifixit.com/Device/iPhone