The Hoteche 26mm SDS Plus Hammer Drill is a powerful tool designed for various heavy-duty tasks. 4 Function Modes include drilling, hammer drilling, chiseling, and chisel rotation. This hammer drill is ideal for demolition, drilling, chipping, and other heavy-duty applications. Maximum drilling capacity of 26mm in concrete, 16mm in steel, and 30mm in wood, Variable speed control with a no-load speed of 0-1100 RPM and an impact rate of 0-5830 BPM.