Anyị tangential mma agụba na-, dabere na ụdị, adabara tangential ọnwụ modul TCM-4 si Ecocam.wedge ekara agụba 70 ° maka ìgwè atụrụ ọnwụ foils, chere, kaadiboodu, roba. The ọnwụ ngwaọrụ na-mere nke elu-edu na-eguzogide siri ike carbide na-ekwe ka kpọmkwem ọnwụ na ogologo ngwá ọrụ ndụ.