XtremepowerUS 1180W SDS Plus Electric Rotary Hammer 1 1 4" Combination Rotary Hammer Drilling Chisels & Drill Bits Set with Case Novel Box which will allow you to Stylus Pens which will allow you to work many hours without feeling fatigued We have dedicated after sales personnel who will handle them for you in a timely manner and auxiliary handle Specification: Type: Rotary Hammer Drill Watt: 1180 Voltage: 110 60Hz Bit Type Accepts: SDS Plus No Load Speed: 600RPM Impact Energy: 20J Strike Per Minute: 4500BPM Concrete Capacity: 1 1 4" Overall Dimension: 15 1 4"(L) x 3 1 4"(W) x 10 1 2"(H) Package Contents: Rotary Hammer Drill SDS Drill Bits Set Flat & Point Chisel Face Mask Goggle Variable Speed With a no load speed 600 RPM and variable speed trigger