1. Made of carbon steel, not easy to break or wear. 2. Rotating cap provides better precision and control, saving time and increasing efficiency. 3. Color-coded handle to identify the right size, easy for quick selection. 4. The blade of the screwdriver can be replaced (Note: Not Included The Replacement Blade). 5. Multifunctional small screwdriver is suitable for repairing many precision products, such as Phones, electronics, glasses, watches, etc.