Specifications: Diameter [mm]: 10 Working length mm]: 940 Total length [mm]: 1000 Unit of measurement: pcs. Chuck: SDS Plus FASTEST DRILL BIT FOR HAMMER DRILLS High feed speed available with the Speedhammer™ Plus. The innovative design, with a spiral capacity increased by 28%, guarantees that the drill bit can easily enter and retract the material. Dust and dredge are removed really quickly. The drill bits are particularly effective when drilling in unhardened concrete, thanks to their clogging free. ** Illustrative photo.