Extended range and compatibility - The crowfoot wrench set includes 15 metric crowfoot wrenches compatible with 3/8" and 1/2" drive ratchets, extensions, or torque wrenches. It also includes a claw adapter in 15 sizes to extend the reach of common wrenches, helping you access difficult angles and tight spaces. Convenient sizing and packaging - 3/8" drive wrenches cover 8mm to 18mm sizes. - 1/2" drive wrenches cover 19mm to 24mm sizes. - All wrenches are packaged in a storage case for organized transport and quick access. Reliable construction - Made from industrial grade heat treated, drop forged chrome steel for maximum torque and long-term durability. - Rust resistant construction helps maintain performance over time. - Return tabs on the jaws provide improved leverage and grip, and the wrenches slide smoothly over fasteners. Applications and versatility - Suitable for auto repairs, machine maintenance, plumbing tasks, and other demanding applications. - Designed to offer versatility and comfort for both professional and DIY tasks. Practical use scenarios - Reaching recessed fasteners in engine compartments or under dashboards where standard sockets cannot reach. - Tightening or loosening plumbing fittings in confined spaces under sinks or behind walls. - Servicing machinery or equipment with limited access where extended reach is required.