Additional Details ------------------------------ Product description: Husky 8-in-1 Torx Screwdriver Set. This screwdriver set is for precision engineering and electronics applications requiring precision Torx screwdrivers. There is a compartment for bit storage inside handle, accessible through a convenient removable swivel cap. Bit Torx Sizes are: T4, T5, T6, T7, T8, T9, T10, T15. Each bit is stamped in the metal at each end with bit size. There is a spring loaded ball bearing to provide a friction fit to keep bit from falling out of handle during use.