The Torx Key Allen Alan Allan Keys Set Kit includes 8 pieces of various sizes, made from Chrome Vanadium Steel for durability and strength. The black keys, manufactured by Kendo, are non-magnetic and heavy-duty, ideal for DIY and workshop use. This set is a versatile addition to any tool collection, providing a range of sizes to suit different screw sizes and applications. This Torx Key Set is a reliable and essential tool for any DIY enthusiast or professional tradesperson.