Because tungsten carbide cutting tools the inserts avoid TCMT Insert defects caused Carbide Inserts by high temperatures in welding and sharpening, the Cutting Inserts geometric common turning Inserts CNC Carbide Inserts parameters of the tool are completely guaranteed lathe machine cutting tools by the special Inserts insert and the insert holder, which makes the cutting performance stable, thereby increasing the tungsten insert holder tool VCMT Insert life.