Products for ceramic machining services include ceramic nozzles, ceramic dispensing valves, ceramic rods, ceramic shafts, ceramic pipe rings, ceramic sheets, tungsten steel high-speed probes, tungsten steel valve bodies, etc. Deep hole punching is a punching process when the hole diameter is equal to or less than the thickness of the material to be punched. Blanking Blanking is a stamping process that separates the material along the closed contour. The separated material becomes a workpiece or a process part, most of which is planar. Shrinkage Shrinkage is a type of punching that pressurizes the opening of a hollow part or a tubular part to shrink it. It is a stamper who relies on material flow and changes the shape and size of the process parts in a small amount to ensure the accuracy of the workpiece. Renovation Renovation is to cut a small amount of wood along the outline or inner contour.