Torque range = 2.5 → 11.5lb/in Type = Adjustable Drive Shape = Hex Drive size = 1/4 inch ESD protected = Yes Overall length = 155 mm Accuracy = ±6 % Adjustable ESD torque screwdriver Wera Kraftform 1/4 inch (7445 ESD). Designed to prevent electrostatic buildup of dirt and for use in ESD areas Kraftform handle with soft and hard zones Soft zones for added grip and pressure with optimal contact zones for better torque transfer Hard zones for full hand contact when screwing in for fast smooth operation Ergonomic design for reduced fatigue and firm grip Hexagonal design to prevent rolling away.