Designed with an impact and chemical resistant handle, this includes 5 different screwdriver tips forged from high strength alloy steel. The Ergonomic handle helps reduce user fatigue. Works with most common size Torx fasteners.Set includes 5 screwdrivers covering sizes: T-10, T-15, T-20, T-25 and T-30Blades are forged from high strength alloy steelErgonomic acetate handle is impervious to most solvents and chemicalsSize identification stamped in the base of the handleColor coded handle for easy tip identificationMeets or exceeds applicable ANSI specifications