Zero screw troubles. Phillips screwdriver bit that prevents screws from getting crushed. [Features] Just fits the Phillips screw and prevents it from coming out. Even mildly crushed screws can be removed. *It may not be possible to use this product on screws that are completely fixed due to rust or adhesive. [Application] For attaching and removing various screws. [Specs] Tip size: +No.2 Axis opposite side: 6.35mm Total length: 65mm Weight: 12.7g Material: Main body/special carbon steel for driver