Adjustable flow control prevents overspeeding and allows precise control of drilling speed;Supports speeds up to 5,400 bpm, generating 13% more blows per minute to help you get the job done quicker;Improved design for better balance and ergonomics;Hammer drill in concrete, brick, rock, and other difficult-to-drill materials. Makes 16% larger holes in concrete and 11% larger holes in wood;Drill in wood or steel with auxiliary chuck;Super Spool selector control for use on Open and Closed-Center hydraulic systems;Selector for drill or hammer/drill modes;Rugged gear motor;Built-in slip clutch to guard against over-torque;Depth gauge and auxiliary handle are removable for tight areas;Reversible
