... variable speed,360 auxiliary handle 3.3 function 4.850w/620w electric rotary hammer Rotary Hammer,Demolition hammer,Hammer Drill,Electric Drillworking in concrete, Steel, stone,WoodMaterial ... SDS PlusGS/CE/EMC approval FH-8012 Max. drill diameter: 26mm Rated voltage: 220V/110V Rated frequency: 50/60hz Rated input ... Quantity:1630pcs (Plastic box)/20Ft3380pcs (Plastic box)/40Ft electric rotary hammer