Table 2-2. Required Equipment • #0 Phillips screwdriver, preferably magnetized. • Small flat-blade screwdriver. • 5 mm hexagonal socket screwdriver. • Electrostatic device (wristband and pad). Table 2-3. Recommended Screw Torques NOTES HP Omnibook XE3 (Technology Code GF) Removal and Replacement 2-3 Screw Thread Size Torque (cm-kgf) Torque (in-lbf) M2.5 (2–11 mm) 3.0 – 3.5 2.6 – 3.0 M2.5 (12–19 mm) 2.5 – 3.0 2.2 – 2.6 M3 3.0 – 3.5 2.6 – 3.0