Ingco Super Select Air Impact Wrench Set, model AIW12312. Based on the product information, here are its specifications:
Model: AIW12312
Square Drive: 12.5mm (1/2")
No-load Speed: 7000 rpm
Maximum Torque: 312 N·m (230 Ft-lb)
Operating Pressure: 6.3 bar (90 psi)
Average Air Consumption: 142.5 l/min (5.0 cfm)
Air Inlet: 1/4"
Air Hose: 3/8"
Weight: 4.2 kg (9.3 lbs)
Accessories Included: 10 pcs impact sockets, 1 pc 1/2" x 125 mm (5") extension bar, 1 pc 4 mm hex key, 1 pc mini oiler, 1 pc oil bottle, and pneumatic couplings.