High quality ESD bit handle for electrostatically safe working: Surface resistance of Wera ESD material amounts to 10^6–10^9 ohm. This provides effective protection against electrostatic energy and protects the components from subsequent damage. The Rapidaptor quick release attachment enables lightning quick bit changes without the need for auxiliary tools. Kraftform Plus grip for comfortable ergonomic work, without blisters and calluses. Hard grip zones for a fast working speed, while the soft grip zones ensure high torque transfer. For bits with a 1/4" hexagonal drive according to DIN ISO 1173-C 6.3 and E 6.3 (ISO 1173).