High quality pneumatic screwdriver torque adjustable type for sell 195011

pneumatic screwdriver torque descriptions:
DRIVE CAPACITY:6-8mm
FREE SPEED: 8,000RPM
WEIGHT: 1.0KGS
AIR PRESSURE:90PSI
AIR INLET:1/4

pneumatic screwdriver torque features:
1.Large torque without hurt the screws.
2.This products can be used on one hand.
3.Special hook makes this products easy to be take in and out.
4.High concentricity, smooth operation.