3/8" Square Drive 10 - 80 Nm Or 88.5 - 708 In-lb Ratchet Torque Wrench Ratchet head is engraved with Nm and lb-in scales on the barrel of the wrench. The micrometer type sleeve allows accurate preset torque values to be set. When torque is reached the wrench produces an audible click and a slight release of tension. Ratchet head is engraved with nm and lb-in scales on the barrel of the wrench The micrometer type sleeve allows accurate preset torque values to be set When torque is reached the wrench produces an audible click and a slight release of tension Range: 10-80nm/88.5-708lb-in Overall length 280mm Calibration certificate included Supplied in blow mould storage case Colour: Silver