EN ISO 6789:2003 Assembly tools for screws and nuts Hand torque tools Requirements and test methods for design conformance testing, quality conformance testing and recalibration procedure Supersedes EN 26789:1994; ISO 6789:2003
2003EN ISO 6789:2003 Assembly tools for screws and nuts Hand torque tools Requirements and test methods for design conformance testing, quality conformance testing and recalibration procedure Supersedes EN 26789:1994; ISO 6789:2003