These screwdriver bit kits are manufactured with precision optimized materials with a hardness greater than 62hrc - High. This excellent hardness ensures that the drill head remains sturdy even under strict use. The magnetic screwdriver bit kit has high hardness, wear resistance and resistance, and the magnetic position is sturdy and durable for long periods of time. Our non-slip and buffering drill bit is designed with a screwdriver, which is a delicate waist design in engineering. The waist buffer absorbs the strong of the screwdriver, so the magnetic bit has a good force of . Upgraded High Hardness Strong Magnetic Bit: Multifunctional and accurate, the kit includes positions and you will always have the working tool. From delicate tasks to heavy projects, our screwdriver kit covers all daily operational needs. The magnetic drill bits kit heavy duty, non-slip serrated blade, magnetic screwdriver bit kit has a strong magnetic and non-slip tip, which ensures that each edge can be precisely locked with screws. Farewell to screws, screws and effective hitch, reducing head slippage greatly improves work efficiency. These long screwdriver bits are compatible with screwdrivers, electric screwdrivers, manual screwdrivers, screwdrivers with 1/4 inch screwdriver, wire drills, manual screwdrivers, electric drills, aerial drills and more. Hex Bit Kit eliminates fractures or drilled holes step by step., Manufacturer: Bumdenuu