ỌRỤ bịarutere

3 ọjà spiral hinge na-agwụ ike
Ọjà atọ spiral hinge na-agwụ ike nwere nguzozi nke ọma na nguzozi, arụmọrụ dị elu nke a na-eduzi n'ihu, na nke kwụ ọtọ na okirikiri nke oghere a haziri dị elu.
Atọ-flutes spiral tungsten carbide drill bit na-eji akụkụ atọ maka igbutu, nke mere na chippings dị mfe ịhapụ.

Iji belata ibu nke ọ bụla n'ọnụ , ịgbatị ndụ ọrụ , na spiral tungsten carbide drill bit's cut onu na-ekesa na atọ , N'ezie atọ n'ọnụ nwekwara ike imeziwanye mmepụta arụmọrụ ma na-amụba ndepụta ọnụego n'okpuru ọnọdụ nke ịnọgide na-enwe otu. ndu ije ozi, .