5Pcs H4 Flat Hex Screwdriver Bit 4Mm Magnetic Tip 1/4" Shank 4" Long Blue

The magnetic tip screwdriver bits are made of heat-treated S2 steel, which has excellent strength, hardness (HRC58-60) and durability. The surface is blue-treated with a metallic luster, which enhances its wear resistance, corrosion resistance and rust resistance, and is not easy to bend, break and deform. The screw driver hex head of the screwdriver is magnetic and easy to use. It can absorb screws stably vertically or tilted, making it easy to fix screws, especially in confined spaces. Precision CNC machined flat hexagonal head can be in close contact with the screw, making the removal and installation more stable and not easy to slip. Magnetic hex head bit can drive screws into wood, metal, and other materials effortlessly, and accurately tighten screws without damaging screws and hex bit socket. It is suitable for furniture assembly, mechanical equipment installation, automobile maintenance, home DIY projects, homemade furniture, woodworking, etc. 1/4 inch quickly releases hex shank driver bits widely used in pneumatic screwdrivers, hand drills, cordless drills, manual screwdriver handles, etc. Check whether it is firmly installed on the power tool before use. Keep it away from high magnetic and high-temperature environments when storing it to avoid affecting the magnetic effect.