This device works as a drill or rotary hammer drill. It is equipped with a SDS-plus attachment system and uses SDS drill bits. 1 Pc Cold Chisel. 2 Pcs Masonry Drill Bit. Keyless Snap On Chuck. Blow Molded Carrying Case. Instructional Manual Enclosed. Includes: Deep Gauge Side Handle Carbon Brush. Features: Voltage: 110 Volt. Frequency: 60 Hz. Motor Power: 600 Watts. Concrete Capacity: 1". Rotary Speed: 450 RPM. No Load Speed: 850. Impact Frequency: 2900 r/min. *Color May Vary.