AWTools long Torx key set 9-piece (AW35050) is resistant to deformation and wear. They can handle a much higher load without damaging the bits or screws. The hardened functional parts of the keys and the beveled edges allow for quick adjustment of the wrench to the screw. Made from chrome-vanadium steel, which protects against mechanical damage such as corrosion, wear, or oxidation. The optimized hardness is HRC 52-56. The set includes a compact clip made of high-quality plastic with labeled compartments to facilitate the removal and storage of individual keys. The set includes wrenches: T10, T15, T20, T25, T27, T30, T40, T45, T50. Everything is packaged in a convenient blister pack.