Wera 05075876001 7516 VDE Kraftform Safe-Torque Speed Torque Sdriver 2.4-4.0 Nm. VDE-insulated torque wrench handle with 9 mm hexagon mounting; solely for Wera Kraftform Kompakt VDE blades. Slip-over torque function which can not be overtightened - for clockwise/counterclockwise torque operation.