Wooden storage box with 7 Heller Forstner universal wood drills with diameters of 10, 15, 20, 22, 25, 30, and 35 mm. The Forstner universal is a professional precision Forstner bit designed for accurate results in any type of wood. It is particularly ideal for blind hole drilling in solid wood and wood-based materials. The serrated peripheral cutting edges and two main cutting edges ensure precise drilling even near edges. The precision-ground centering tip allows for exact starting. The Forstner bits are 90 mm long and have a shank diameter of 9.5 mm. Therefore, these bits are suitable for quick-change or keyless chucks.