Bosch 3/4 In. x 13 In. Spline SpeedX™ Rotary Hammer Bit is designed to deliver exceptional performance and durability for concrete and masonry drilling tasks. Bosch incorporates innovative custom-manufactured carbide and advanced diffusion bonding technology to enhance the bit's strength and longevity. The SpeedX™ feature ensures high efficiency and precision, making it i for anchoring and drilling applications where accuracy is critical. This rotary hammer bit combines Bosch’s commitment to innovation with reliable performance for professional and DIY projects alike. Model Number: