RYOBI introduces the 18V ONE+ HP Compact Brushless 1/2 in. Hammer Drill/Driver Kit. This next generation of HP compact brushless tools utilizes ONE+ HP Brushless technology to deliver more power, longer runtime, and longer motor life. Measuring at only 6.1" in length, this tool is the most compact and lightest weight RYOBI Hammer Drill/Driver, giving you better access to tight workspaces and overhead applications. It's also equipped with a brushless motor that delivers up to 450 in-lbs. of torque for maximum power when drilling and driving through tough materials, like concrete, brick and block. Other features include a two-speed gearbox (0-450 and 0-1,700 RPM) and a 24-position clutch with hammer mode for maximum control while drilling and driving. The 1/2 in. single sleeve ratcheting chuck is custom designed with a unique knurling pattern to provide a durable grip for quick bit changes. Best of all, it is part of the RYOBI ONE+ System of over 300 Cordless Products that all work on the same battery platform. Backed by the RYOBI 3-Year Manufacturer's Warranty, this ONE+ HP 18V Compact Brushless 1/2 in. Hammer Drill/Driver Kit includes (1) 18V ONE+ 1.5 Ah Lithium Battery, 18V ONE+ Charger, and operator's manual.