Dual speed high quality industrial pneumatic screw driver 195012

pneumatic screw driver descriptions:
DRIVE CAPACITY:6-8mm
FREE SPEED: 3,000-9,000RPM
WEIGHT: 1.0KGS
AIR PRESSURE:90PSI
AIR INLET:1/4
Max Torque:160N.M

pneumatic screw driver features:
1.Two speed to design
2.Low speed to start
3.High speed to fasten
4.QT600 Cylinder,55-58HRC
5.NSK bearing