Features [Different Sizes] This drill bit set comes in H2, H2.5, H3, H4, H5, and H6 sizes to meet different screw driving needs, with standard hex head, can be used with electric screwdrivers, manual screwdrivers, electric drills, pneumatic drills. [S2 Alloy Steel] These hex drill bits are made of S2 alloy steel and subjected to a special heat treatment process, increased torsion and hardness, can withstand the instantaneous impact of high torsion pneumatic tool. [Long Lasting] The surface of the drill bit is treated with black, which can effectively prevent corrosion and rust, ensuring durability. [Enhanced Magnetism] These hex drill bits can help you easily and quickly absorb screws, the magnetic force will not decay after multiple uses. [Wide Application] Suitable for various screw driving applications, including home repairs and automotive tasks, assembly and disassembly works. Specification: Item Type: Hex Wrench Drill Bit Material: S2 Alloy Steel Specification: H2, H2.5, H3, H4, H5, H6 Use: Suitable for electric screwdriver, manual screwdriver, electric drill, and pneumatic drill. Widely used in home repairs, automotive, and other screw driving applications. PackageList: 6 x Hex Wrench Drill Bit Package List 6 x Hex Wrench Drill Bit