Park Tool ATD-1 Adjustable Torque Driver Adjusts to apply 4, 4.5, 5, 5.5, or 6 Newton Meter (Nm) of torque when rotating clockwise Includes 3mm, 4mm, 5mm and T25 bits (stored in handle) All metal internal construction for long life Assembled and calibrated at our factory in St. Paul, Minnesota Magnetic socket retains bits