Wera 410 i VDE B VDE-insulated T-handle adapter screwdriver for 3/8" sockets, 3/8" x 130 mmKey Features: 3 8" VDE T handle screwdriver for the transmission of particularly high tightening and loosening torque Ergonomic 2 component T handle with handle recesses and a pleasant feel for a very high power transmission and fatigue free working. Insulated, individually tested tool as per IEC 60900 for safe working up to 1. 000 V Only allowed for 3 8" VDE bit sockets and sockets of the Wera Zyklop VDE series 8740, 8760, 8767, 8790 Full