The SVUBR tungsten carbide internal boring bar is compatible with VBMT / VCMT / VCGT inserts. It is mainly used for internal hole finishing and small-bore machining, featuring high rigidity and excellent vibration resistance. It is suitable for machining steel, stainless steel, and non-ferrous metals, and is widely used in the mold, automotive, and precision parts industries. It is applicable to CNC lathes and Swiss-type machines.