Accessory type: Hollow drill bit, Set: No
- Long shaft in a double-spiral U-shape for transporting drill cuttings and breakthrough drilling
- Made from highly durable carbide with a fine grain, ensuring optimal wear resistance during drilling
- Compatible with all SDS max rotary hammers
- SDS max-9 hollow drill bit is ideal for cutting deep holes when installing switch boxes
- Number of asymmetrical carbide teeth increases with diameter for fast operation with low noise