Model : Jonnesway JAB-7023 Pistol Reversible Adjustable Air Screwdriver 

Technical Data : 

Hex Size Of Bit : 1/4"   6.35mm

Capacity Of Screw : M5

Free Speed ( RPM ) : 800

Max Torque IN-LBS : 45-145

Overall Length : 1/1/2"   216mm

Ain Inlet Size : 1/4"

Air hose  ( I.D ) : 3/8"

Air pressure : 90 psi   602 bar

Air Comsuption : 4 CFM   113 L/Min

Clutch Mechanism  : Internal Adjustable Clutch 

Weight : 2.67 LBS   1.21 kg