General description Neilsen 32pc Security Extra Long Screwdriver Bit Set includes a comprehensive selection of tamper-proof bits designed for various applications. This set is ideal for professionals and DIY enthusiasts who require a versatile range of screwdriver bits for security screws. Technical specifications Number of pieces: 32 Bit types included: Star Tamper (T8, T10, T15, T20, T25, T27, T30, T35, T40), Hex Tamper (2, 2.5, 3, 4, 5, 6mm), Tri-wing (#1, #2, #3, #4), Spanner (4, 6, 8, 10mm), Torque Bit (6, 8, 10mm), PZ drive (PZ1, PZ2, PZ3), Philips (#1, #2), Slot (6mm)