VDE approved - individually tested to 10,000V for safe live work up to 1,000V. Tip type marking for easy identification. Ergonomically shaped, dual component handle for increased comfort, control & safety. Long fine neck for precise fingertip control. Ridges along the head give extra grip in that last 1/4 turn. Handle injection molded directly to blade giving the ultimate bond for increased reliability & durability. Grip-Tip(tm) anti cam-out ribs reduce the risk of slipping. Premium quality chrome vanadium steel blade for exceptional strength & durability. Precision machined tip for an exact screw fit & damage-free screwdriving. Conforms to IEC 60900:2004. Approved and independently audited by the German VDE institute.