Features 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 / 14 mm Length / 150 mm Overall Length/ 200 mm