26 piece adjustable torque screwdriver set with patented kraftform handle and rapidaptor quick release 14quot bit holder the torque setting is quick and easy to adjust without the use of additional tools the bit holder is suitable for all standard 14quot screwdriver bits torque range 03 to 30 newton metres this set comes in a quality storage case containing 2x torque screwdrivers and a range of high quality screwdriver bits measurment accuracy 6 in accordnace with en iso 6789