Patented hammer case improving durability
5 speeds forward and reverse
Balanced weight design and handle exhaust direct air away
Twim hammer mechanism
7500 RPM free speed
610 N-m (450 ft-lb) Max torque

Specfication :
- Type : STMT99300-8
- Brand : Stanley
- Size : 1/2" Drive
- Max. Torque : 610 N-m (450 ft-lb)
- Free Speed : 7500 RPM
- Air Consumption p : 3.9 CFM
- Vibration : 5.20 m/s2
- Noise level : 95 dB under no load
- HOUSING : Alum
- EXHAUST : Handle
- Air Pressure : 90 PSI
- Air hose : 3/8"
- Air Inlet : 1/4"
- Hammering mechanism : twin hammer