Felo 0715722161 T20 x 4-Inch Torx Screwdriver, 508 Series Blades made of Chrome Molybdenum-Vanadium steel with black tip for precision fit Smooth seamless handle for maximum comfort with pleasant soft-grip outer material for highest torque Full length, impact-proof handle core with hanging hole for easy storage or inserting lever Anti-roll handle Lifetime warranty - we will replace it free of charge