Short spherical hex key wrenches are designed with a spherical head that allows the tool to be inserted even at angled positions relative to the screw axis. This feature enables easier access to screws located in tight or hard-to-reach spaces with traditional wrenches. The short key configuration facilitates use in environments with limited manoeuvring depth while maintaining effective torque transmission. Intended for professional use on internal hex screws, they ensure precision engagement and robustness during tightening or loosening operations. The construction uses materials suitable to guarantee mechanical strength and durability even under intensive working conditions. The compactness and specific shape of the spherical head represent a technical advantage for mechanical interventions, maintenance, and assemblies with angled access.