[Magnetic Bit Set - Material]These screwdriver bit set is crafted from Hardness≥62HRC-High precision optimization material. This exceptional hardness ensures that the bit heads remain sturdy, even when subjected to rigorous use. [Anti-shock Strong Magnetic Non-slip Bits - Impact- Design]Our d1 anti-slip and shock-proof bits with screwdriver bits are engineered delicate slim waist design, thin waist buffer absorbs hard impacts from impact drivers, so that the magnetic drill bits has good impact resistance. [Heavy Duty Magnetic Bit Kit - Non-Slip Serrated Blade]The magnetic screwdriver bit set is strongly magnetic and anti-slip tips that make sure that each edge can be accurately locked with the screws. [Upgraded High Hardness Strong Magnetic Drill Bit - Versatile and Precise]With a variety of bit lengths included in the set, you'll always have the perfect tool for the job. From delicate tasks to heavy-duty projects, our impact driver bit set covers all your daily operational needs. [Magnetic Screwdriver Bits - Widely Application]These long screwdriver bits are compatible with impact drivers, electric screwdrivers, manual screwdrivers,1/4inch driver screwdrivers, corded drills, hand screwdrivers, electric drills, air drills, etc. The anti-slip hex bit set remove broken screws or drill holes in . Colour:+black Material:steel Package Contents: 1 x Magnetic Bit Kit Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.