Superior Performance - Totally in Command. - New generation of hammer bits: powerful, fast & consistent. - Impeller cutting edge with 3 blades for more effective material removal. - Increased power transmission when drilling thanks to shaft-form head design. - Long service life thanks to extremely wear-resistant single-phase tungsten carbide. - Robust head geometry thanks to embedded tungsten carbide head will withstand multi impacts with reinforcement. - Extremely fast removal of dust without blow-out thanks to wide spiral form. - Optimized low-vibration triple spiral. - DuraTec hardening technique by means of high-temperature soldering. - 3-Blade Cutting Edge - Hammer Drilling - HST Hardened - Low Vibration Size / 14x210