Description: Quality Material: With magnetic batch head, precision forged from high performance chrome vanadium steel. Bits: Black bits, increased hardness, not easy to rust. Non slip handle: The whole is specially heat treated, the handle is made of two kinds of environmentally friendly materials, which is firm and environmentally friendly, non slip, and comfortable to hold. Can be hung: The middle hole is designed for easy hanging, which is convenient for storage and can also be used with added force. Uses: home maintenance and disassembly, bicycles, motorcycles, home appliances, desktop computers, machinery and other fields. Specification: Material: Chrome Vanadium Steel Size Chart: 3x75mm/0.12x2.95inch 4x75mm/0.16x2.95inch 5x75mm/0.20x2.95inch 6x100mm/0.24x3.94inch 6x150mm/0.24x5.91inch Package Includes: Optional: 7pcs: 7x Hand Screwdriver, 1x Oxford Cloth Zipper Bag. 9pcs: 9x Hand Screwdriver, 1x Oxford Cloth Zipper Bag. Note: 1. Please allow slightly error due to manual measurement. 2. Due to the difference between different monitors, the picture may not reflect the actual color of the item. 3. Wish you a wonderful on line shopping!