Accurate to ±3% of reading which meets and exceeds ISO6789:2003Light and fast adjustment saves operator time and effortMicrometer scale applying to the primary torque units (N.m on a dual scale wrench) for simple and error free settingPush through ratchets allow torque control in both the clockwise and anti-clockwise directionsTough ratchets with narrow engagement angles allow for easy positioning of the tool in confined spaces. 5° for models up to 200 N.m and 6° for models 300 N.m and abovePull/push lock is fast and intuitive to use and prevents accidental adjustment of the set torqueConvenient hanger feature for tool storage also aids wrench unlocking and adjustment