• 3-mode action: Hammer drilling, drilling only and hammering only • Significantly improved drilling speed through powerful motors and optimized hammering • Internal pressure adjustment mechanism for stabilized hammering • Idle striking prevention mechanism reducing vibration and noise during no-load operation • Single action bit change allows for easy operation • Bit angle adjustment function for adjusting the angle of the bit • Variable speed to suit multiple drilling applications • Large trigger and lock on button for improved use ability • Double molded front handle for a better grip and reduced user fatigue • Non-slip rear handle for improved ergonomics • Forward and reversible for convenience