Features: The set includes various bit and sleeves, lightweight and integrated, suitable for home appliance maintenance, home installation, and woodworking installation, meeting daily household needs. The bit is crafted from metal material, with a hardness of HRC60, strong wear resistance, and is not easily deformed or damaged, ensuring long time use. Contains multiple specifications of bit (PH1, PH2, PZ1, PZ2, straight 4.5mm, straight 7mm, T 15, T20, ADP) and sleeves (5mm, 6, 7mm, 8mm, 10mm) to accommodate different types of screws and tasks. The magnetic suction function of the screwdriver's inner hole design facilitates stable fixation of screws during operation, preventing falling off and improving work efficiency. Equipped with a brackets base, it is convenient for storage and can also hanging on wall, saving space and making tool easy to access. Specifications: Material:Metal Product size: Total length 200mm/7.87'' Bit specifications: PH1, PH2, PZ1, PZ2, one word 4.5mm, one word 7mm, T 15, T20, ADP Sleeve specifications: 5mm, 6, 7mm, 8mm, 10mm Package Includes: 15Pcs Ratchet Screwdriver Set note: Please allow 1mm errors due to manual measurement. Due to the differences between different monitors, the picture may not reflect the actual color.