If there is a straight punching mold, core-metal get stuck in the mold. core-metal will not be able to take out, to be deformed to be issue-free exchange, flatness becomes non-standard
With the straight punching mold core-metal stuck in the mold. core-metal, can no longer take nothing to interact with deformed and nonstandard flatness
punching mold straight to the core-metal mold is to be addicted to. Core-metal, but you can no longer remove remove non-compete with Tampines Rovers and the deformation, and the flat is to be non-standard