The Hammer Drill Kit Have A Powerful Hammer Action That Provides Up To 25,500 BPM For Efficient Drilling Into Masonry And A Powerful Motor With A 2-Speed Gearbox Providing Speeds Of 0-400 Up To 1,500 RPM And 50Nm Of Torque For Efficient Drilling And Screwdriving Into Wood, Metal And Plastic. Also, Includes A Integral Battery State Of Charge Indicator For Convenient Monitoring Of Battery Charge Levels.