Wooden storage box with 15 Heller Forstner universal wood drills with diameters of 10, 12, 14, 15, 16, 20, 22, 24, 25, 30, 32, 35, 40, 45, and 50 mm. The Forstner Universal is a professional precision Forstner bit for exact results in any wood. The Forstner Universal is particularly the ideal choice for blind hole drilling in solid wood and wood-based materials. Serrated rim 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 drills are suitable for quick-change or keyless chucks.