Six-piece insulated T-handle hex key sets from Dynamic Tools are available in both metric and SAE sizes ranging from 5/32 inch to 3/8 inch or 2.5 mm to 8 mm. Each tool features an ergonomic comfort-grip handle for easy operation and a secure, non-slip grip tested to 10,000V AC. Precision-machined black oxide tips provide an exact fit, and the tip size is clearly marked on the handle for quick identification. Designed to meet the needs of EV mechanics, commercial and residential electricians, the hex keys are VDE certified to 1,000 V AC in compliance with IEC 60900.