A na-egweri gia a n'ụzọ ziri ezi ISO7, ejiri ya na bevel gear reducer, bevel gear reducer bụ ụdị onye na-ebelata ngwa ngwa helical, ọ bụkwa onye na-ebelata ihe pụrụ iche maka ndị nrụpụta dị iche iche. , Ogologo ndụ ogologo oge, arụmọrụ dị elu, arụ ọrụ kwụsiri ike na njirimara ndị ọzọ, arụmọrụ nke igwe dum dị elu karịa cycloidal pinwheel reducer na worm gear reducer, nke ndị ọrụ na-amata ma tinye ya n'ọrụ.