[115 in 1] The screwdriver kit includes 100 different screwdriver bits (including Phillips, flathead, Torx, security Torx, pentagon, and hex bits) and various opening tools, providing a comprehensive repair solution. Each bit is engraved with its size and type for quick identification. [Material] All precision bits are made of high-quality chrome-vanadium steel with a hardness of over HRC65, offering excellent wear resistance, oxidation resistance, and corrosion resistance. The durable tip resists deformation for long-term use. The magnetic tip securely holds screws in place. [Ergonomic Design] Features a rotating cap for efficient screw removal. The handle is made of rubber and PP+ material for a secure grip and comfortable operation. The magnetic bit holder transfers magnetism through the screwdriver head to assist in screw handling. Includes a flexible extension shaft for accessing hard-to-reach screws. [Portable Storage] Durable case with latch ensures safe storage and easy transport. Color: Gray-Black. Material: Chrome vanadium steel. Package Contents: 1 x 115 in 1 screwdriver set. Note: Light reflection and different displays may cause slight variations in color. Measurement may vary by +/- 1-3 cm.