The final drilling or shearing of the elements is advantageously carried out by a dedicated drilling or shearing unit, working at high speed, which can consist of a vertical mechanical press.

• 元件的最终的钻孔或剪切有利地通过专用的高速工作的钻孔或剪切单元来实现，该钻孔或剪切单元可由垂直机械压力机构成。