The bosch pro 6 piece auger drill bit set is a professional-grade wood boring set designed for fast, precise deep-hole drilling in hardwood and softwood. Each bit features a self-feeding screw tip that draws itself into the workpiece, allowing you to drill accurate holes with minimal pressure. The main cutting edge is precision-ground for sharpness, while the flute design promotes efficient chip evacuation for clean, dimensionally stable results. The hex shank provides a secure connection and maximum torque transmission, making these bits compatible with three-jaw chucks and internal hex tool holders. This set is well suited to carpenters, joiners, and woodworkers who regularly need to bore deep, accurate holes across a range of timber dimensions. With six diameters included from 10mm through to 20mm this set covers a broad spread of common boring tasks, from cable routing to joinery work. Features and benefits: self-feeding screw tip for precise hole placement with minimal pressure precision-ground cutting edge for clean, accurate drilling in hardwood and softwood efficient flute design removes chips effectively for dimensionally stable holes hex shank for secure fit and maximum torque transfer in three-jaw chucks and hex holders six diameters 10 20mm for versatility across a wide range of drilling tasks specifications: diameter mm : 10, 12, 14, 16, 18, 20 total length mm : 450 working length mm : 385 net weight: 2,440g contents: 6-piece spur auger bit set included diame...