General description High-quality 25mm magnetic screwdriver bits made of TS2 alloy steel, designed for impact resistance and high-strength working situations. The anti-slip and anti-rust features ensure precise screw locking and extend the service life of the bits. Technical specifications Material: TS2 alloy steel Hardness: 63HRC Size: 25 mm Compatibility and accessories 1/4 inch hex shank Compatible with impact drills, pneumatic drills, electric screwdrivers, manual screwdrivers, and cordless drills Includes 20 pieces of magnetic anti-slip drill bits Usage Magnetic design firmly locks screws Prevents screws from falling off easily Improves work efficiency