Atlas Copco QST42-20CT-T50-L134-H10 Electric Nutrunner

Atlas Copco QST42-20CT-T50-L134-H10 is an electric straight nutrunner designed for fixtured screw fastening in production environments, delivering a tightening torque range of 6–20 Nm. This fixed-tool unit is documented by Atlas Copco as a fixtured nutrunner under the catalog entry 8435602010 (Printed Matter No. 9839 1166 01) and is described in official product instructions for QST42-20CT-T50-L134-H10. The ServAid catalog pages for 8435602010 confirm its fixtured, non-portable configuration and its role in controlled fastening within assembly lines. As an electric tool intended for fixed installation, it provides repeatable torque across multiple cycles in automated or semi-automated manufacturing contexts.