Industrial-Grade Heavy-Duty High-Torque Pneumatic Wrench Pneumatic Tool Model YW-9988T Output Torque 12800 N·m Blade Dimensions 82x28x5.3 mm Bolt Capacity 60 mm Air Consumption 190 L/min Air Inlet 1/2" Square Drive Size 1 inch (25.4 mm) Number of Blades 6 No-Load Speed: 4200 RPM Air Pressure: 8-15 kg/cm² Net Weight: 17.6 kg Gross Weight: 18 kg