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Best power to weight ratio: 346 ft-lbs / 470 Nm
Ultra compact
Easy to use


2.1 lbs. – 1.0 Kg
346 ft.lbs - 470 Nm of maximum torque in reverse
4 1/4 in – 107 mm length
Jumbo hammer mechanism
Steel motor
Aluminum clutch housing
Composite housing with curved handle with Thermo-Plastic Rubber injected
S2S: 1 hand Forward – Reverse operation
New power setting system: 1 hand-operation behind the trigger
2 positions in reverse: max and lower torque
2 positions in forward: max and low torque
Socket retainer ring
Full teasing trigger

Part number8941077311
Actual air consumption7.9 l/s17 cfm
Air inlet thread size1/4 "
Average air consumption2 l/s4.3 cfm
Blows per minute1400
Clutch typeSingle dog clutch
European StandardsEN ISO 11148-6:2013
Free speed9000 rpm
Handle typePistol
Length110 mm4.2 "
Maximum Torque (reverse)469 Nm470 ft.lbs
Min. hose size10 mm3/8 "
Net weight1 kg1.0 lb
Power/weight ratio469 Nm/kg346
Socket retainerFriction ring
Sound Power107 db(A)
Sound pressure96 db(A)
Square drive3/8 "
Vibration10.33 m/s²
Vibration ISOISO-28927-2
Vibration uncertainty (K)1.38 m/s²
Working Torque Range (fwd)83 - 392 Nm61 - 289 ft.lbs