lolz.. no offense pal, but have you ever seen a laptop with
protruding screws? hahahaha... U made me crack up.. and the screws
are tiny la!! And besides that, the screws would be circular and
not hexagonal.
TS, I am pretty sure you should be having these kinda screws
la.. I have an Acer travelmate too and I had completely dismantled
it piece to piece as I had done spray painting on it last time.. So
yeah.. take a look and tell me =)
er... i tot TS say is desktops? i use to use spanner to fix the
case for my friends......as long as got grip can liao 
hmm maybe sponge can get those one box $2 screw drivers, they
have those shaped ones(those nokia handphone screw) provided
the the screws are