General description This comprehensive 49-piece set includes the most commonly used screwdrivers, screwdriver bits, and a wide selection of sockets, designed for various DIY and home improvement tasks, providing versatility and reliability. Technical specifications Material: Chrome vanadium steel, hardened and tempered Finish: Satin chrome for screwdrivers, shot blast for bits Blade length: Ranges from 50mm to 150mm depending on the tool Contents: 4 x Plain slot screwdrivers (3, 5 x 75mm, 6 x 100mm, 8 x 150mm) 3 x PZ Type screwdrivers (#0, #1 x 75mm, #2 x 100mm) 1 x 1/4” Bit holder driver 3 x Slotted precision screwdrivers (2, 2.5, and 3 x 50mm) 3 x PH precision screwdrivers (#0, #00, and #000 x 50mm) 4 x TX-STAR precision screwdrivers (T6, T7, T8, and T9 x 50mm) 3 x Plain slot insert bits (4, 5, and 6 x 25mm) 4 x PH insert bits (No.0, No.1, No.2, and No.3 x 25mm) 3 x PZ Type insert bits (No.1, No.2, and No.3 x 25mm) 4 x Hex insert bits (2, 3, 4, and 5mm x 25mm) 7 x TX-STAR insert