... 4): PH0, PH1, PH2, PH3, (the most commonly used Phillips screwdriver)The word "-" type (flat) 3: 4.0mm, 5.0mm, ... 6.0mm (the most commonly used word screwdriver)Plum Blossom "11 *" type (hexagonal): T6, T8, T9, T10 ... Two Y-shaped triangle: Y1, Y2 (demolition GB of the Wii, Nokia charger, electric fans, etc.)Hexagon 6: H2.0, ... .3KG Best 38pcs electronic tool set/ precision magnetic screwdriver