1).3 functions to switch from drill, hammer, drill hammer to be more multi-functional
2).Heavy-duty copper motor is more durable and powerful
3).Vario-lock offers optimized chiseling angles
4).Variable speed trigger with reverse offers accurate bit starting or easy fastener removing
5).Ergonomic design,comfortable grip, light weight, easy operation
6).360°rotating auxiliary handle to operate easier and can be removed for different needs
7).Ideal for drilling anchorand fixing holes into conrete and masonry from 4 -28 mm in diameter