1" SDS-Plus Litheon Rotary Hammer Featuring Bosch"s tough, Bulldog engineering and the Litheon 36-volt power system, the 11536VSR 1" SDS-Plus Rotary Hammer drills faster than its competitors, both corded and cordless, which means you get jobs done more efficiently. Lightweight, long-lasting Litheon batteries allow this versatile tool to combine the flexibility of cordless design with the power needed to tackle the big jobs that used to require bulkier, corded models. Features: 2.5" Core Bit Capacity 3-Mode Selector Litheon 36V Batteries Includes 2 Batteries, Handle, Charger, Carrying Case, Depth Gauge Bosch has been in the headlines of state of the art development for over 100 years. From the invention of the jigsaw to their ergonomic designed tools, Bosch as cared about the customer since they started business in 1886.