Discover the unparalleled performance of IRWIN Torx Screwdriver Bits, expertly crafted for both hand-driving tasks and power tool applications. This set of 10 T15 x 25mm bits features a compact 1/4 inch hex body designed for use with an insert holder equipped with a C-clip for a secure fit. Made from high-grade S2 steel, these screwdriver bits promise durability and precision for various projects. Whether you're a professional tradesperson or a DIY enthusiast, this versatile set is essential for your tool collection. Upgrade your toolkit with IRWIN's reliable Torx bits and experience exceptional quality and performance.