Bosch 1-1/2 In. x 21 In. Spline SpeedX™ Rotary Hammer Bit delivers exceptional performance for concrete and masonry drilling. Bosch continues to innovate with this bit, featuring a tungsten-carbide tip that superior wear resistance even in the toughest applications. Designed to withstand extreme loads, this rotary hammer bit efficiently enhances the power of your hammer for more effective and precise drilling. Its durable construction ensures long-lasting use, making it an i choice for professionals and DIY enthusiasts alike. Model Number: