The hex screwdriver bits are made of chrome-vanadium steel with a matte chrome finish for durability and longevity. The bit box is made of plastic and includes custom-fit inserts for the bits, ensuring secure and organized storage. The plastic case provides a quick overview of the included assortment through the labeling of the cross-sections. The 7-piece Torx set includes ball head bits that allow for versatile use. The set with hex inserts is suitable for tightening and loosening TX screws, even in hard-to-reach places. The drive is 6.3 mm (1/4 inch) with key sizes T10, T15, T20, T25, T27, T30, and T40, and a length of 130 mm. The bits suitable for Torx offer versatility for various applications, such as in DIY projects or in the automotive sector for screw assembly and disassembly, as well as mechanical maintenance.