Izindwani zethu zommese we-tangential, kuye ngohlobo, zifanelekile kumamojula wokusika we-tangential TCM-4 kusuka ku-Ecocam.wedge-shaped blade 70 ° ye-foils yokusika umhlambi, ukuzwa, amakhadibhodi, irabha. Amathuluzi okusika enziwe nge-carbide eqinile yekhwalithi ephezulu futhi engazweli futhi avumela ukusika okunembile ngempilo yamathuluzi ende.