Description: 【Alloy Construction】: Crafted from alloy, these screwdriver bits offer exceptional durability and wear resistance, even under high intensity use, ensuring a long term performance 【Advanced Anti Stick Coating】: Equipped with a cutting edge anti stick protection coating, this drill bit set is designed to withstand harsh conditions for extended periods, providing reliable performance every time 【Magnetic Tip for Accurate】: The sturdy magnetic tip ensures accurate screw placement and prevents slipping, enhancing productivity by reducing errors during operation 【Versatile Length Options】: Featuring seven different lengths ranging from 2.5cm to 15cm, these bits are great for various repair and assembly tasks, effectively handling complex scenarios in electronics and furniture installations 【Universal Compatibility with Hex Shank Design】: The accurately engineered 1/4-inch hex shank design allows seamless compatibility with various power drill, screwdrivers, and manual tools, ensuring great accurate and control in every application Specification: Material: Alloy Color: Blue Size Chart: Length 2.5cm-15cm/0.98inch-5.91inch Package Includes: 7 Magnetic Screwdriver Bits Note: Please allow slightly errors due to manual measurement and different monitors.