1 in. SDS Plus Rotary Hammer KitGet up to 40% faster drilling and 15% more life, even in the toughest applications. Designed for the toughest applications, the 1 in. SDS Plus D handle rotary hammer lasts longer and drills faster than other tools in its class. With a powerful 8 amp motor, it delivers 0 1, 620 RPM, 0 5,860 BPM and 2. 1 ft lbs of torque. Youll get superior drilling speed without sacrificing the power needed to drill larger holes. At just 6. 1 Lbs., this rotary hammer