The screwdriver set consists of a screwdriver and 12 bits. Set contents: 12 interchangeable bits: SL 3mm, 4mm, 5mm, 6mm, PH0, PH1, PH2, PH3, T10, T15, T20, T25. Bit dimensions: 6.35×25 mm. The bits are stored in the body of the handle for convenient switching. Material: rubber / plastic.