The r390 is a new design, through excellent processing technology and high-quality raw materials, the performance of r390 up to a higher standard. We are perfect for every detail of the r390, guarantee the quality level, so as to bring you the perfect product experience. Sichuan Burray Cemented Carbide Co., Ltd. is a professional China r390 manufacturer and supplier, if you are looking for the best r390 with low price, consult us now!