Quality Topeak Tools The Topeak Torx Combo provides 9 pro-quality, heavy-duty S2 hardened steel torx wrenches with high tensile strength for better wear resistance and extended tool life. Convenient The most common Torx sizes are provided in one convenient folded tool with a durable, comfortable, and smooth aluminium body. The built-in keyring makes it convenient to hang for ease of access or tether so it doesn’t go missing.