Bosch SDS Plus-9 Speed Clean gives dust-free drilling in masonry and reinforced concrete The Bosch 2608576287 SDS Plus-9 Speed Clean 18mm is specially designed for dust-free drilling in masonry and reinforced concrete with extraction holes for material extraction and a clean working environment for added user visibility and ease of cleaning up. The Bosch SDS Plus-9 Speed Clean is available as a 4-cutter for bigger diameters and as a 2-cutter for smaller diameters. The Plus-9 Speed Clean also features an accurate centring tip for maximum accuracy. Features: Available as a 4-cutter for bigger diameters Available as a 2-cutter for smaller diameters Accurate centring tip for maximum accuracy Dust-free drilling in masonry and reinforced concrete Extraction holes for material extraction and a clean working environment Specifications: Quantity: 1 Diameter: 18mm Working length: 320mm Total length: 450mm Shank type: SDS Plus