The RYOBI® 5/8" VSR Hammer Drill has everything you need to handle various applications. It has a powerful 6.2 amp motor with metal gears, ball bearing construction, and a heavy duty 1/2in. keyed chuck. It also has a large, top slide button to choose hammer or drill action and an auxiliary handle for improved handling. The lock-on trigger button is perfect for continuous use. It also has an ergonomically-designed handle with GripZone™ for added comfort on long tasks. The adjustable auxiliary handle assembly with depth gauge rod and 6 ft. cord make it a tool you won't want to live without.