956A6610 is a precision aviation maintenance tool compliant with AS9100D standards and FAA/EASA regulations, dedicated to aircraft avionics and electrical systems maintenance and ground support calibration. Forged from high-strength anti-corrosion alloy with anti-static insulation coating, it withstands -55℃ to 130℃, resisting moisture, chemical erosion and electromagnetic interference for stable performance in hangar and apron conditions. Specialized in testing, disconnecting and connecting avionics wiring harness terminals and circuit breakers, it features precision-machined non-damaging tips with tight tolerances to avoid pin bending or insulation damage, critical for unobstructed current transmission and avionics normal operation. Its compact, ergonomic design fits confined avionics bays, matches mainstream aviation electrical specs, streamlines MRO workflows, cuts maintenance downtime, safeguards avionics integrity, and is an indispensable tool for aircraft electrical reliability and flight safety.