SK-6212
3/8"Dr. Ultra Duty Composite Impact Wrench
1/2"Dr. Mini Composite Impact Wrench
One of the most powerful impact wrench on the market, delivery the excellent power-to-weight ratio - Nut Busting Torque at 400 ft-lbs (541 Nm) for 3/8" version, and 500 ft-lbs (678 Nm) for 1/2" version
* Extremely short body with huge output torque for tough nut at confined area.
* With rubber side bumper for anti-marring protection
* Handle exhaust to direct air away from operator and work area
* Refined twin hammer impact mechanism plus bias motor design providing max. torque output in reverse.
* Four-position power management operation by turn-knob
* Easy to use forward / reverse push buttons
* Feather touch trigger provide extramly precise & smooth speed control
- Working Torque Range: 50~400 Ft-Lbs (67~542 NM)
- Max. Torque: 400 Ft-Lb. (541 NM) in reverse for 3/8" version, Max. Torque: 500 Ft-Lb. (678 NM) in reverse for 1/2" version, tested by Skidmore hydraulic tension tester (model RL) with 3/4” standard bolt & 1-1/4” nut/socket, reference model IR-231C
- Blow per Min.: 1600
- Free speed: 11,000 RPM
- Recommend air pressure: 90 PSI (6.35 kgs)
- Air Inlet: 1/4” NPT (PT)
- Sound dBA pressure : 92 dBA
- Avg. Air Consumption: 4.5 CFM
- Min. Hose Size: 3/8” (10 mm) I.D.
- Overall Length: 6.1” (155 mm)
- Weight: 3.1 LBS (1.4 kgs)

(Twin Hammer Impact Mechanism)








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