The Berner 371983 is a professional-grade 1/2 inch impact wrench and socket set, engineered for powerful and efficient fastening and loosening applications. This robust tool delivers a maximum loosening torque of 1690 Nm and a tightening torque of 1356 Nm, with a working torque of 1220 Nm. Operating at 8500 rpm no-load speed, it features an air consumption of 198 L/min at 6.3 bar operating pressure. The compact design, with a length of 185 mm and a weight of 2.1 kg, ensures comfortable handling. The set includes the 1/2 inch impact wrench, 10 sockets (10, 11, 13, 14, 17, 19, 21, 22, 24, 27 mm), an extension, universal joint, oiler, and mini oiler, all housed in a durable plastic case.