Atlas Copco QST42-20CT-T76-L189-H10 Nutrunner

Atlas Copco QST42-20CT-T76-L189-H10 is a fixtured inline electric nutrunner designed for repeatable, high-precision tightening in automated assembly cells. It delivers a torque range of 4–14 ft-lb (5.4–19 Nm) at up to 2000 rpm, with a 7.5:1 gear ratio and 76 mm travel, and uses a 3/8 in socket holder. Weighing 6.9 lb (3.1 kg) with packaging around 68.5 cm x 17 cm x 10 cm and a package weight of 4.01 kg, the tool ships from Sweden and carries KC and EAC certifications, with compliance to EN 61010-1 and EN 61800-3. In fixtured applications, it supports reliable tightening within fixture setups for manufacturing and assembly lines. The compact form factor and fixed travel distance enable consistent torque delivery in tight work areas, making it suitable for automated bolt fastening tasks where repeatable performance is critical.