The Ingco 7-piece insulated open-end spanner set is engineered for electrical professionals requiring maximum safety and precision. Each spanner is VDE/GS certified and rated for 1000V, making them indispensable for work on live circuits, hybrid vehicles, and sensitive electrical installations. Constructed from high-grade Chrome Vanadium (Cr-V) steel, these tools provide superior torque and durability. The set covers essential metric sizes from 8mm to 19mm and is supplied in a durable canvas pouch for organized storage and portability.