Tough on concrete, easy on you. Rugged, compact and convenient, the Hilti TE 7 is engineered with a powerful and efficient motor and an innovative hammering mechanism for superior drilling performance. Whether you are drilling 3/16 in. or 9/16 in. openings, the TE 7 Rotary Hammer Drill is the best tool in its class. Weighing in at less than 7 lbs., the TE 7 keeps you drilling non-stop with minimal effort and maximum comfort. With an impressive power-to-weight ratio and the lowest vibration in its class, it's easy to see why the TE 7 Rotary Hammer Drill is quickly becoming the professionals' tool of choice.