3/4" PRO. COMPOSITE AIR IMPACT WRENCH; TWIN HAMMER; BOLT CAP.:1"(25.4MM);SQUARE DRIVE:3/4" MAX. TORQUE:1625 Nm(1200ft-lb);FREE SPEED:4,600 RPM AIR INLET:3/8" NPT(PT); AIR PRESSURE:90 PSI; SOUND LEVEL: 85 dB(A);AVG. AIR CONS.:12 CFM LENGTH:240MM;WEIGHT:3.6KG