Product parameters:
- Brand: Ken/Rui Qi
- Model: 2520E
- Type: four-hollow electric hammer
- Rated voltage: 220V
- Impact rate at rated speed: 0-3900
- Maximum drilling diameter: 20
- Weight (without cable): 2.3
(1) exclusive leak oil pressure balancing system (2) electric drill, hammer drill dual function (3) electronic speed regulating switch