https://www.google.dk/search?ei=bu70Wa2zIcy4abSulOAK&q=cpu+fan+screes&oq=&gs_l=mobile-gws-serp.1.1.41l3.0.0.0.29261.1.0.0.1.1.0.0.0..0.0....0...1..64.mobile-gws-serp..0.1.41.3...0.RZkiXXbs5Mc#imgrc=ZljHBfsjXwYEeM:
It is basically this screw which wont fit in a super small hole. However the...