Precise Drilling - The Machine Wood Drill Bit offers precise drilling in soft and hard wood, especially for deep dowel holes. Tear-free holes, for example in timber, are produced by its finely ground drill bit tip with two scoring spurs. The centring tip allows for accurate positioning of the hole for exact results. To achieve a precise hole diameter, its special flute supports chip extraction and prevents jamming. This drill bit is suitable for hard and soft wood. This drill bit has a cylindrical shank system. Cylindrical shank compatible with three-jaw drill chucks. Features and Benefits • Precise Drilling in Wood • Machine Wood Drill Bit offers precise drilling in soft and hard wood • Tear-free holes are produced by its finely ground drill bit tip with two scoring spurs Specifications Diameter (D): 20,00mm Working length (L1): 340mm Total length (L2): 400mm Shank diameter (d): 10mm