Features: Experience unparalleled precise and efficiency with our Strong Magnetic Durability Screwdriver Drill Bit Set, designed to keep screws firmly in place and prevent slippage, enhancing your productivity during any task. Crafted from quality alloy steel, this set boasts a hardness of 62-64HRC and an impressive torsional strength, making it 50% more durable than standard chrome vanadium steel, while the antislip design ensures a secure grip. Ideal for professional repair technicians, DIY enthusiasts, and everyday home maintenance users, this Drill Bit meets the demands of various skill levels and expertise. Perfectly suited for wide range of applications, including home repairs, electronic device maintenance, and furniture assembly, this screwdriver drill bit set is a must have addition to any toolkit. With its universal hex shank and upgraded rust resistant sleeve design, this set offers compatibility and longevity, ensuring you have reliable tool at your disposal for every project. Specifications: Component: Alloy Bit Size:Approx.25mm/0.98in,50mm/1.97in,65mm/2.56in,70mm/2.76in,90mm/3.54in,150mm/5.91in Hardness:62-64HRC Torque:300N·m 1set includes:6pcs Drill Bit+1pc Magnetic Coil Package Includes: 6pcs Drill Bit 1pc Magnetic Coil note: Please allow 1-10mm errors due to manual measurement. Due to the differences between different monitors, the picture may not reflect the actual item color.