Overview T-handle screwdriver for the transmission of particularly high tightening and loosening moments Ergonomic 2-component handle with finger handle recesses and pleasant surface feel for very high power transmission and fatigue-free working. With Rapidaptor technology for lightning-fast bit changes Bitholders, magnetic, for easier application of the screw For bits with 1/4" external hexagon drive as per DIN ISO 1173-C 6.3 and E 6.3.