The Torx keys have a conventional end with magnetized tip for picking up screws and positioning them in tight fitting areas without losing them. Manufactured from Chrome Vanadium Steel with a polished finish. The shaft and ends have been hardened for strength and durability. The handles are made from TRP grip and are ergonomic according to the size. Specification: Chrome Vanadium. Hardened Shaft. TRP grip. GS approved. Includes: T10 x 75mm long. T15 x 75mm long. T20 x 75mm long. T15 x 100mm long. T20 x 100mm long. T25 x 100mm long. T30 x 150mm long.