The Wiha 22-Piece Ball End Hex L-Key Set offers both Inch and Metric sizes, providing an essential tool kit for a variety of fastening tasks. These extra-long L-keys feature Wiha's exclusive Chrome-V-Moly Super Tool Steel, providing strength and resistance to wear for long-lasting performance. Designed with Ball Ends, these L-keys allow for up to 25° off-center access, making them ideal for hard-to-reach fasteners, while still maintaining excellent grip and torque. The through-hardened construction ensures maximum durability, enabling the keys to withstand heavy use without compromising their shape or strength.