【Multiple Sizes】Our bit holder covers a variety of commonly used sizes (60/75/100/150 mm), from long to short, screwdriver bit holder can adapt to various working scenarios. Whether you need to operate deep into a small space or operate over a longer distance in an open place, you can find the right bit holder for impact driver tool. Make your work more flexible and more efficient. 【High-Quality Material】Our drill bit extension is made of high-quality s2 steel material, which is durable, high hardness and wear-resistant. The drill bit holder can withstand strong impact and torsion force and is not easy to break. Such materials make your magnetic pivot drill bit holder last longer and provide a better user experience. 【Magnetic Design】The connection between the drill bit holder and the drill bit uses a special strong magnet to ensure that the drill bit will not fall off easily during use. No matter what kind of work you are doing, magnetic pivot drill bit holder remains stable, giving you more peace of mind during use. 【Wide Range of Applications】Magnetic screwdriver bit holder has a universal 1/4" hexagonal handle, which is compatible with various electric drills, electric screwdrivers, cordless drills, hexagonal tools, etc. Drill bit extension can also be used in cars, furniture, decoration and other places, making it an essential tool in the tool box. 【Easy to Install】Easy to install, just insert the drill bit extension into the hole of the magnetic drill bit holder and it can be fixed with a little force. It is easy to change the head, and it is equally convenient to replace the bit holder for impact driver, whether in the workshop or outdoors, it can be easily replaced., Manufacturer: ExcellaElite