Atlas Copco QMR-42-16-R Electric Nutrunner

Atlas Copco QMR-42-16-R Electric Nutrunner is a straight, 3/8-inch drive tightening tool in the Atlas Copco QMR family. Catalog entries for this model list it as QMR42-16-RT and specify 7,000 rpm and 50 ft-lbf (68 Nm) of torque, enabling fast, repeatable tightening with consistent torque per fastener. The 3/8" square drive accepts standard sockets and accessories used with Atlas Copco straight nutrunners, facilitating integration into fixed fixtures or manual workflows. When inline feedback is required, the QMR family is commonly paired with Atlas Copco tightening controllers or torque transducers to capture torque data for process documentation. As part of Atlas Copco's industrial technique lineup, the QMR series emphasizes reliability and durability in demanding settings such as automotive, electronics, and consumer appliance assembly tasks.