General description Crafted from high-grade chromium vanadium steel and carbon steel, this 50-piece screwdriver bit set is designed for durability and long-lasting performance. The uniquely designed bit heads ensure precise screw driving, preventing damage to screws and enhancing work efficiency and quality. This versatile set is perfect for disassembly and repair tasks across various applications, including household items, vehicles, electronics, and mechanical needs. It also makes an excellent gift for special occasions such as Thanksgiving, Christmas, and birthdays, suitable for both men and women. Technical specifications Material: Chromium vanadium steel and carbon steel Package Contents: 1 * Impact Driver Bit Set (50 pieces) Measurement allowed error: +/- 1-3 cm Other information Portable storage box with fixing grooves to prevent bits from scattering or getting lost Color may vary slightly due to light reflection and different displays