The DeWalt D25313K is a Heavy-Duty 1 inch SDS L-Shape 3 Mode Hammer. The design offers superior balance and control for a variety of applications. The hammer is 11-1/2 inch and is the most compact in the market. It allows users to get into tight spaces with ease. It features a lightweight design (6-1/2 lbs) which provides comfort for extended use. The chipping (Hammer-Only) mode allows user to perform light chipping applications such as removal of mortar splatter, while Rotation-Only mode allows tool to be used for wood and metal drilling (using SDS-to-Round Shank Adapter).