20 Degree Rotation ModeMagnetic screw drill bit has 20 degree rotation mode, which can perfectly penetrate tight spaces and hard-to-reach places. Help you solve the trouble of not being able to work in a small space. Locking FunctionSwivel bit holder has a locking function on the straight tool holder, which can be perfectly fixed on the screw, without worrying about falling off, making installation easier. Reliable MaterialMagnetic screw drill bit is made of high quality chrome vanadium steel metal material, which is strong and wear-resistant, and the strong shank is strong corrosion resistant and durable. Easy to InstallLocking bit can be installed on the straight tool holder, perfectly fixed on the screw, no need to worry about falling, installation on the impact shaft and the high torque bit has a wide adjustment range, no need to change. High QualityThe high-impact bit holder is made of high-quality materials, k anti-corrosion and durable, 20 degree panning mode, wide range of applications, if you have any questions, please feel free to contact us.