Complete tough concrete applications with the 1-9/16 in. (40mm) SDS MAX Combination Hammer. Featuring a hard-hitting German-engineered mechanism and a lightweight design, this hammer delivers 6 Joules of impact energy. SHOCK ACTIVE VIBRATION CONTROL® technology helps to limit fatigue and promote productivity. For user convenience, this product comes packaged with a durable kit box for portability on the jobsite.