Bosch HC2081B25 S4 - SDS-Plus Shank Bit (CT) 1/2 in. x 4 in. x 6 in. (25-Pack) Bosch Power Tools and Accessories is one of the divisions within the Robert Bosch Tool Corporation, which is one of the largest power tool and accessory manufacturers in the world. Bosch provides a complete line of corded and cordless power tools and accessories engineered to survive any jobsite and allow professionals to take control of their work. Bosch HC2081B25 S4 - SDS-Plus Shank Bit (CT) 1/2 in. x 4 in. x 6 in. (25-Pack) Features: Bosch SDS-Plus S4 rotary hammer bits feature a patent-pending 4-flute design for fast dust removal SDS-Plus S4 Rotary Hammer Bits Item # HC2081B25 Diameter 1/2 in. Useable Length 4 in. overall length 6 in. Quantity 25.
- 15% faster in concrete (compared to S4L)
- Optimized brazing and hardening process for long life
- Optimized flute design to reduce bit stress and make the bit run cooler
- Centric tip for optimal hole geometry