Features: Premium 30 Piece Bit Set crafted from s 2 alloy steel delivers outstanding durability and resistance, engineered for demanding professional applications and frequent d iy projects. plated anti rust coating ensures long lasting performances in humid environments, while weak magnetic tips securely hold screws during accuracy tasks in confined spaces. Ideal for professional technicians, automotive repair specialists, and home improvement enthusiasts requiring stable tools for intensive screwdriving operations. Perfect for electronics disassembly, furniture assembly in tight corners, or outdoor maintenance tasks where erosion resistant tools are essential. This comprehensive 50mm bit assortment combines ergonomic length optimization with multi size compatibility (including phillip/Slotted), ensuring versatile solution for workshop and household challenges. Specifications: Materials: s 2 Steel Size: 50mm in length Package Includes: Hexagonal batch × 30 note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you will not mind before you order. 2.Due to the differences between different monitors, the picture may not reflect the actual color about the item.