ChefStore Electric Demolition Jack Hammer Electric Concrete Breaker Demolition Jack Hammer 2200W Includes Point + Flat Chisel for Construction (2200W) Voltage:110V ; Power:2200W Jack Hammer has 360Swivel Foregrip Handle Includes 1-1/8" point chisel and 1-1/8" flat chisel Speed:1900rpm/Impact Force:47J Can be used for Demolition, Trenching, Chipping, Breaking Holes In Concrete, Block, Brick