Cold forging ndi mtundu waukadaulo wopanga pulasitiki wolondola, wokhala ndi zabwino zosayerekezeka, monga zida zamakina, zokolola zambiri komanso kugwiritsa ntchito zinthu zambiri, makamaka zoyenera kupanga misa, ndipo zitha kugwiritsidwa ntchito ngati njira yopangira zinthu zomaliza, kuzizira. .
Werengani zambiri