This SDS Hammer Drill has a 4-mode operation allowing you to truly adapt the tool to your exact needs. Boasting a high-powered motor to give the superior performance of a corded tool, with the freedom given by a cordless product. The FIXTEC system allows keyless chuck changing whilst the REDLINK overload protection makes for a highly durable product. Features and Benefits Product boasts a high powered motor that gives corded tool performance with all the benefits and freedom of a cordless tool REDLINK overload protection electronics in tool and battery pack gives the product impressive overall durability and increased performance Powerful hammer mechanism allows the product to deliver 2.4 J (EPTA) of impact energy for maximum drive All metal gear case provides an optimum seating for gears to enhance service life and increase product longevity 4-mode operation that gives the functionality of a rotary hammer, hammer only, rotation only and variolock for maximum versatility and wide