Brushless motor
Ergonomically designed handle with soft grip
Push drive technology
One-touch casing attachment/removal reduces the trouble of reversing and replacing a bit
Screw feeding mechanism redesigned to improve durability and reduce screw fall
Lock-on function
Trigger Lock
Reversing switch
Variable speed control
Anti-restart function

Voltage - 18v
Drive shank Hex - 1/4"
Screw Size Range - 25 to 55mm
Noise sound pressure - 74 dB(A)
Noise K factor - 3 dB(A)
No Load Speed - 0 - 6,000rpm
Vibration K factor - 1.5 m/sec²
Vibration - 2.5 m/sec²
Net weight - 1.9 - 2.2 kg

1x DFR551 Screwdriver Body Only
2x Philips Bit
1x Belt Clip