New brazing machine for core bits, BRC300 satisfies the market necessities to have a simple and economic machine but of extreme precision and user-friendly. BRC300 is a machine which associates the brazing quality obtainable from more complex systems, being at the same time more flexible and more easy to adjust at any change of size. Equipped with a special welding clamp that guarantees the perfect side clearance of the segment in respect to the tube, even when this has eccentricity faults. The tube rotation is electronically controlled, dividing the diameter according to the number of segments. Solid state generator to save energy and water.