50 in 1 Precision Screwdriver Set Package Includes: 1 x Driver handle 1 x Flexible Extension shaft 48 x Precision Screwdriver bits (4X28mm) Nickel-Plated CR-V Surface: 9 x Hex, Size: H0.7, H0.9, H1.3, H1.5, H2.0, H2.5, H3.0, H3.5, H4.0 11 x Torx, Size: T2, T3, T4, T5, T6, T7, T8, T9, T10, T15, T20; 6 x Slotted, Size: SL1.0 , SL1.5, SL2.0, SL2.5, SL3.0, SL3.5; 6 x Phillips, Size: 1.0, 1.5, 2.0, 2.5, 3.0, 3.5 4 x Tri-wing, Size: Y0.8, Y2.0, Y2.5, Y3. 0; 4 x Pozidrive, Size: PZ1.0, PZ2.0, PZ3.0, PZ4.0; 4 x Pentalobe, Size: 0.8, 1.2, 1.5, 2.0 3 x Square, Size: SQ0, SQ1, SQ2 3 x Triangle sizes：2.0, 2.3, 3.0 1 x U-shaped, Size: U2.6; 2 x SIM ejector, Size: 0.8, 1.0; 1 x Standoff, Size: 1.5 x 2;