6 x original Apple T8, 6.7mm, silver, dome head screw used internally on the PowerBook 100 series and to secure the LCD panel on the PowerBook Duo 270c, 280c and 2300c. On the 100 series they are used to secure the logic board, trackball assembly, inverter board, keyboard, drive frame and interconnect board. Also used for the two inner screws that connect the clutches to the lid panel.