40-piece screwdriver bit set, model 06040, contains various screwdriver bits including hex, Torx, and Pozidriv/slotted (depending on use), making it suitable for a wide range of fastening and unfastening tasks. It features multiple bits to cover various needs, with high-quality materials that provide high durability and precision in performance. Suitable for workshops, professional maintenance work, and home use with a long lifespan.