Tepi, Firimu Slitting

Pakutsemurwa kusina mhosva kwemafirimu ane tsitsi uye matepi, mupendero usina mhosva unosungirwa. Mablade edu akakwenenzverwa, anopinza-anopinza carbide anopa kupatsanurwa kwakachena, kusina musono pasina kubvaruka kana kugadzira guruva.