Ua hoʻohana ʻia kēia hoʻonohonoho worm gear i ka worm gear reducer, ʻo ka mea worm gear ʻo Tin Bonze a ʻo ke kumu he 8620 alloy steel.ʻO ka maʻamau, ʻaʻole hiki i ka worm gear ke hana i ka wili, ʻoi aku ka pololei o ka ISO8 a pono e hoʻoheheʻe ʻia ka lāʻau ilo i ka pololei kiʻekiʻe e like me ISO6-7.