Well, here are the screw listings from my service tag information. The screw is 8mm long so, it must be
WYNH6 SCREW, 2.0X8.0, STAINLESS STEEL, MACHINE SCREW, YNL, E3
but.... strange that it doesn't say M2x8.0
The logical way to figure this out is to have an M2 nut and test it, but I don't have one.
D6P80 KIT, SCREW, SECURITY, PORTABLE, E3
4XV60 SCREW, M2X1.5, K SCREW HEAD, MICROSOFT, BLACK OXIDE, OPTICAL DEVICE DRIVE
4270E SCREW, M2X3, K SCREW HEAD, MICROSOFT, BLACK OXIDE
DF5C7 SCREW, COSMETIC, M2.5X0.45+5K, NL, BLACK
JTN9C SCREW, M2X2.8, FLAT HEAD, MACHINE SCREW, CHIP SET, E6520
4270E SCREW, M2X3, K SCREW HEAD, MICROSOFT, BLACK OXIDE
WYNH6 SCREW, 2.0X8.0, STAINLESS STEEL, MACHINE SCREW, YNL, E3
GKCRN SCREW, M3X3, PHH#1, MACHINE SCREW, NICKEL PLATED, PHTM
D7PJ5 SCREW, COSMETIC, M2X0.4P+3FP, ZK, NL, B
63PDH SCREW, M2.5X5, PHILLIPS HEAD, THREAD FORMED, BCS
4270E SCREW, M2X3, K SCREW HEAD, MICROSOFT, BLACK OXIDE
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