This torque wrench has a ratchet mechanism with a reversing lever for clockwise and anticlockwise rotation. Very secure socket holding with push button release. A clearly audible click signal when the selected torque is reached. Extremely high accurracy to ISO 6798 standards. The MC30 has a 1/4" (6.3mm) square drive and a torque range of 6-30Nm, for tightening bolts up to M8 in size. Length 310mm. The perfect tool for modelling, cycle repair and precision assembly. Storage case supplied.