Suitable for direct attachment to compatible DeWalt hammer drills, the D25304DH utilizes a HEPA filter for protection from harmful dust. Compatible with the following machines: DCH283 DCH333 DCH334 D25333K D25334K Body Only Supplied without battery or charger or SDS Drill. Features and Benefits: Completely cordless solution ensures this system can be used anywhere. Prevents dust contamination in environments such as houses, offices and hospitals. Enables drilling close to dust sensitive equipment. Minimises job site clean-up. Protects the operators eyes when drilling overhead.