Torque screwdriver with 1/4" hexagonal bit holder (4mm hex stem). Range: 0.3–1.5 Nm. Accuracy exceeds ISO 6789 ±6% for tools up to 10 Nm. Supplied as set (13700) with 12 screwdriver bits in rigid foam case. Bit holder removable for direct screwdriver blade use. Engineered for thousands of tightening cycles.